CVE-2025-6543

Published Jun 25, 2025

Last updated 16 days ago

Exploit knownCVSS critical 9.2
NetScaler ADC
NetScaler Gateway
Citrix

Overview

AI description

Automated description summarized from trusted sources.

CVE-2025-6543 is a memory overflow vulnerability found in Citrix NetScaler ADC and NetScaler Gateway. It affects appliances configured as a Gateway (VPN virtual server, ICA Proxy, CVPN, RDP Proxy) or AAA virtual server. The vulnerability stems from improper restriction of operations within the bounds of a memory buffer. Successful exploitation of CVE-2025-6543 could lead to unintended control flow and a denial-of-service (DoS) condition. Exploits targeting this vulnerability have been observed in the wild, prompting Citrix to release security updates.

Description
Memory overflow vulnerability leading to unintended control flow and Denial of Service in NetScaler ADC and NetScaler Gateway when configured as Gateway (VPN virtual server, ICA Proxy, CVPN, RDP Proxy) OR AAA virtual server
Source
secure@citrix.com
NVD status
Analyzed

Risk scores

CVSS 4.0

Type
Secondary
Base score
9.2
Impact score
-
Exploitability score
-
Vector string
CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Severity
CRITICAL

CVSS 3.1

Type
Primary
Base score
9.8
Impact score
5.9
Exploitability score
3.9
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Severity
CRITICAL

Known exploits

Data from CISA

Vulnerability name
Citrix NetScaler ADC and Gateway Buffer Overflow Vulnerability
Exploit added on
Jun 30, 2025
Exploit action due
Jul 21, 2025
Required action
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Weaknesses

secure@citrix.com
CWE-119

Social media

Hype score
Not currently trending
  1. #hacksnap Got an itch to hack Snapchat’s deepest corners ?🔑 #snapchatleak #hack #snaphack #snapchatsupport #hackeyesonly #snapchatrecovery #fypシ  #snapchatleak #StrayKids #LoveIsland CVE-2025-6543 (CVSS 9.2) is being exploited in the wild-affecting NetScaler ADC VPN

    @DiDee378

    14 Jul 2025

    87 Impressions

    0 Retweets

    1 Like

    0 Bookmarks

    0 Replies

    0 Quotes

  2. #hacksnap Got an itch to hack Snapchat’s deepest corners ?🔑 #snapchatleak #hack #snaphack #snapchatsupport #hackeyesonly #snapchatrecovery #fypシ  #snapchatleak #StrayKids #LoveIsland CVE-2025-6543 (CVSS 9.2) is being exploited in the wild-affecting NetScaler ADC VPN

    @cybersecur80472

    13 Jul 2025

    0 Impressions

    0 Retweets

    0 Likes

    0 Bookmarks

    0 Replies

    0 Quotes

  3. #hacksnap Got an itch to hack Snapchat’s deepest corners ?🔑 #snapchatleak #hack #snaphack #snapchatsupport #hackeyesonly #snapchatrecovery #fypシ  #snapchatleak #StrayKids #LoveIsland CVE-2025-6543 (CVSS 9.2) is being exploited in the wild-affecting NetScaler ADC VPN

    @cyber_defense5

    12 Jul 2025

    1 Impression

    0 Retweets

    0 Likes

    0 Bookmarks

    0 Replies

    0 Quotes

  4. #breachformyeyesonly📢📢📣  #snaphack #buyingcontent #monkeyappgirls   🔗 🔗 #crypto #snapchatleak   #bitcoin  💰💰฿ #easymoney 🌐 #purchasesnaphack 🛎️🛎️ #Everyone #recovery CVE-2025-6543 (CVSS 9.2) is being exploited in the wild—affecting Ne

    @cyberecstasy01

    12 Jul 2025

    5 Impressions

    0 Retweets

    0 Likes

    0 Bookmarks

    0 Replies

    0 Quotes

  5. Citrix Releases Emergency Patches for Actively Exploited CVE-2025-6543 in NetScaler ADC #CISO https://t.co/tITYBhu3yW https://t.co/8S4F2RwKGQ

    @compuchris

    12 Jul 2025

    42 Impressions

    0 Retweets

    0 Likes

    0 Bookmarks

    0 Replies

    0 Quotes

  6. #hacksnap Got an itch to hack Snapchat’s deepest corners ?🔑 #snapchatleak #hack #snaphack #snapchatsupport #hackeyesonly #snapchatrecovery #fypシ  #snapchatleak #StrayKids #LoveIsland CVE-2025-6543 (CVSS 9.2) is being exploited in the wild-affecting NetScaler ADC VPN

    @Ethical_Cyberr

    11 Jul 2025

    1 Impression

    0 Retweets

    0 Likes

    0 Bookmarks

    0 Replies

    0 Quotes

  7. #hacksnap Got an itch to hack Snapchat’s deepest corners ?🔑 #snapchatleak #hack #snaphack #snapchatsupport #hackeyesonly #snapchatrecovery #fypシ  #snapchatleak #StrayKids #LoveIsland CVE-2025-6543 (CVSS 9.2) is being exploited in the wild-affecting NetScaler ADC VPN

    @cybersecur80472

    10 Jul 2025

    0 Impressions

    0 Retweets

    0 Likes

    0 Bookmarks

    0 Replies

    0 Quotes

  8. #breachformyeyesonly📢📢📣  #snaphack #buyingcontent #monkeyappgirls   🔗 🔗 #crypto #snapchatleak   #bitcoin  💰💰฿ #easymoney 🌐 #purchasesnaphack 🛎️🛎️ #Everyone #recovery CVE-2025-6543 (CVSS 9.2) is being exploited in the wild—affecting Ne

    @Epictools

    8 Jul 2025

    9 Impressions

    0 Retweets

    0 Likes

    0 Bookmarks

    0 Replies

    0 Quotes

  9. Citrix Releases Emergency Patches for Actively Exploited CVE-2025-6543 in NetScaler ADC Citrix has released security update 𝗟𝗶𝗸𝗲 𝘄𝗵𝗮𝘁 𝘆𝗼𝘂 𝘀𝗲𝗲? 𝗙𝗼𝗹𝗹𝗼𝘄 𝘂𝘀 𝗳𝗼𝗿 𝗺𝗼𝗿𝗲! @thehackersnews @edgeitech @e

    @Edgeitech

    7 Jul 2025

    43 Impressions

    0 Retweets

    0 Likes

    0 Bookmarks

    0 Replies

    0 Quotes

  10. 🚨 #CitrixBleed 2.0? We break down CVE-2025-5777, CVE-2025-5349, and CVE-2025-6543 — what’s known, what’s not, and why admin creds may be at risk. If you run #NetScaler, read this now 👇 https://t.co/wgpafxDLsj #infosec #cybersecurity https://t.co/IX5cRcBZ5K

    @Horizon3ai

    7 Jul 2025

    546 Impressions

    10 Retweets

    10 Likes

    3 Bookmarks

    2 Replies

    0 Quotes

  11. Citrix NetScaler ADC and NetScaler Gateway Memory overflow vulnerability (CVE-2025-6543) #CitrixNetScaler #CVE20256543 #CyberSecurity https://t.co/XPD642zcBI https://t.co/VmgFtyv60Q

    @SystemTek_UK

    7 Jul 2025

    44 Impressions

    0 Retweets

    0 Likes

    0 Bookmarks

    0 Replies

    0 Quotes

  12. CVE-2025-5777, CVE-2025-6543: Frequently Asked Questions About CitrixBleed 2 and Citrix NetScaler Exploitation https://t.co/Vtx65EedFa https://t.co/HRBR5wF9BF

    @Trej0Jass

    7 Jul 2025

    71 Impressions

    0 Retweets

    0 Likes

    0 Bookmarks

    0 Replies

    0 Quotes

  13. #hacksnap Got an itch to hack Snapchat’s deepest corners ?🔑 #snapchatleak #hack #snaphack #snapchatsupport #hackeyesonly #snapchatrecovery #fypシ  #snapchatleak #StrayKids #LoveIsland CVE-2025-6543 (CVSS 9.2) is being exploited in the wild-affecting NetScaler ADC VPN

    @dinero_hackz

    6 Jul 2025

    2 Impressions

    0 Retweets

    0 Likes

    0 Bookmarks

    0 Replies

    0 Quotes

  14. #hacksnap Got an itch to hack Snapchat’s deepest corners ?🔑 #snapchatleak #hack #snaphack #snapchatsupport #hackeyesonly #snapchatrecovery #fypシ  #snapchatleak #StrayKids #LoveIsland CVE-2025-6543 (CVSS 9.2) is being exploited in the wild-affecting NetScaler ADC VPN

    @Mr_James_Cyber

    6 Jul 2025

    8 Impressions

    0 Retweets

    0 Likes

    0 Bookmarks

    0 Replies

    0 Quotes

  15. Critical vulnerabilities CVE-2025-5349, CVE-2025-5777, and CVE-2025-6543 in Citrix NetScaler ADC & Gateway are exploited in the wild, risking unauthorized access & credential leaks. Update now! ⚠️ #NetScaler #CyberAlert #USA https://t.co/m6qSFeBhx9

    @TweetThreatNews

    6 Jul 2025

    86 Impressions

    0 Retweets

    1 Like

    0 Bookmarks

    0 Replies

    0 Quotes

  16. CVE-2025-5777, CVE-2025-6543: Frequently Asked Questions About CitrixBleed 2 and Citrix NetScaler Exploitation https://t.co/PKs6j0ZcGr https://t.co/6U1zdGAOyL

    @Trej0Jass

    6 Jul 2025

    128 Impressions

    0 Retweets

    0 Likes

    0 Bookmarks

    0 Replies

    0 Quotes

  17. #hacksnap Got an itch to hack Snapchat’s deepest corners ?🔑 #snapchatleak #hack #snaphack #snapchatsupport #hackeyesonly #snapchatrecovery #fypシ  #snapchatleak #StrayKids #LoveIsland CVE-2025-6543 (CVSS 9.2) is being exploited in the wild-affecting NetScaler ADC VPN

    @veritas_cyber

    5 Jul 2025

    0 Impressions

    0 Retweets

    0 Likes

    0 Bookmarks

    0 Replies

    0 Quotes

  18. Actively exploited CVE : CVE-2025-6543

    @transilienceai

    5 Jul 2025

    12 Impressions

    0 Retweets

    0 Likes

    0 Bookmarks

    1 Reply

    0 Quotes

  19. 🔴 NetScaler ADC and Gateway, Memory Overflow Vulnerability, #CVE-2025-6543 (Critical) https://t.co/w9ja1qJbrk

    @dailycve

    5 Jul 2025

    34 Impressions

    0 Retweets

    0 Likes

    0 Bookmarks

    0 Replies

    0 Quotes

  20. Actively exploited CVE : CVE-2025-6543

    @transilienceai

    5 Jul 2025

    13 Impressions

    0 Retweets

    0 Likes

    0 Bookmarks

    1 Reply

    0 Quotes

  21. CVE-2025-6543: Memory overflow vulnerability leading to unintended control flow and Denial of Service in NetScaler ADC and NetScaler Gateway when configured as Gateway (VPN virtual server, ICA Proxy, CVPN, RDP Proxy) OR AAA virtual server. https://t.co/flSzBJphKD

    @ZeroDayFacts

    4 Jul 2025

    2 Impressions

    0 Retweets

    0 Likes

    0 Bookmarks

    0 Replies

    0 Quotes

  22. Did you see last month's #vulnerability bulletin? In it, we highlighted critical vulnerabilities like CVE-2025-6543 in #Citrix Bleed 2 and others in D-Link, Fortinet, and Google Chrome; Urgent patches are needed to safeguard your systems. https://t.co/Ymgv1hGbcZ

    @NetizenCorp

    4 Jul 2025

    18 Impressions

    0 Retweets

    0 Likes

    0 Bookmarks

    0 Replies

    0 Quotes

  23. CVE-2025-5777, CVE-2025-6543: Frequently Asked Questions About CitrixBleed 2 and Citrix NetScaler Exploitation https://t.co/ojCFguil4a https://t.co/9QKQrZrauc

    @Trej0Jass

    4 Jul 2025

    66 Impressions

    0 Retweets

    0 Likes

    0 Bookmarks

    0 Replies

    0 Quotes

  24. Actively exploited CVE : CVE-2025-6543

    @transilienceai

    4 Jul 2025

    9 Impressions

    0 Retweets

    0 Likes

    0 Bookmarks

    1 Reply

    0 Quotes

  25. 🚨 Threat Advisory: Critical zero-days (CVE-2025-6543 & CitrixBleed 2) in Citrix NetScaler enable unauthenticated RCE and session hijacking. Attackers exploit memory flaws to gain full control impacting even EOL versions. Patch now. Full details: https://t.co/JgALbVu8yU htt

    @sequretek_sqtk

    4 Jul 2025

    50 Impressions

    0 Retweets

    0 Likes

    0 Bookmarks

    0 Replies

    0 Quotes

  26. #hacksnap Got an itch to hack Snapchat’s deepest corners ?🔑 #snapchatleak #hack #snaphack #snapchatsupport #hackeyesonly #snapchatrecovery #fypシ  #snapchatleak #StrayKids #LoveIsland CVE-2025-6543 (CVSS 9.2) is being exploited in the wild-affecting NetScaler ADC VPN

    @GaryMckinnon_

    4 Jul 2025

    0 Impressions

    0 Retweets

    0 Likes

    0 Bookmarks

    0 Replies

    0 Quotes

  27. #hacksnap Got an itch to hack Snapchat’s deepest corners ?🔑 #snapchatleak #hack #snaphack #snapchatsupport #hackeyesonly #snapchatrecovery #fypシ  #snapchatleak #StrayKids #LoveIsland CVE-2025-6543 (CVSS 9.2) is being exploited in the wild-affecting NetScaler ADC VPN

    @Reactivationhub

    3 Jul 2025

    0 Impressions

    0 Retweets

    0 Likes

    0 Bookmarks

    0 Replies

    0 Quotes

  28. #hacksnap Got an itch to hack Snapchat’s deepest corners ?🔑 #snapchatleak #hack #snaphack #snapchatsupport #hackeyesonly #snapchatrecovery #fypシ  #snapchatleak #StrayKids #LoveIsland CVE-2025-6543 (CVSS 9.2) is being exploited in the wild-affecting NetScaler ADC VPN

    @help_center11

    3 Jul 2025

    0 Impressions

    0 Retweets

    0 Likes

    0 Bookmarks

    0 Replies

    0 Quotes

  29. #hacksnap Got an itch to hack Snapchat’s deepest corners ?🔑 #snapchatleak #hack #snaphack #snapchatsupport #hackeyesonly #snapchatrecovery #fypシ  #snapchatleak #StrayKids #LoveIsland CVE-2025-6543 (CVSS 9.2) is being exploited in the wild-affecting NetScaler ADC VPN

    @Recoverytheate

    3 Jul 2025

    2 Impressions

    0 Retweets

    0 Likes

    0 Bookmarks

    0 Replies

    0 Quotes

  30. #hacksnap Got an itch to hack Snapchat’s deepest corners ?🔑 #snapchatleak #hack #snaphack #snapchatsupport #hackeyesonly #snapchatrecovery #fypシ  #snapchatleak #StrayKids #LoveIsland CVE-2025-6543 (CVSS 9.2) is being exploited in the wild-affecting NetScaler ADC VPN

    @cyber_defense5

    3 Jul 2025

    1 Impression

    0 Retweets

    0 Likes

    0 Bookmarks

    0 Replies

    0 Quotes

  31. CVE-2025-5777, CVE-2025-6543: Frequently Asked Questions About CitrixBleed 2 and Citrix NetScaler Exploitation https://t.co/3JPGQSRuW0 https://t.co/nem339EJT6

    @Trej0Jass

    3 Jul 2025

    141 Impressions

    0 Retweets

    0 Likes

    0 Bookmarks

    0 Replies

    0 Quotes

  32. #hacksnap Got an itch to hack Snapchat’s deepest corners ?🔑 #snapchatleak #hack #snaphack #snapchatsupport #hackeyesonly #snapchatrecovery #fypシ  #snapchatleak #StrayKids #LoveIsland CVE-2025-6543 (CVSS 9.2) is being exploited in the wild-affecting NetScaler ADC VPN

    @byteback_refund

    3 Jul 2025

    0 Impressions

    0 Retweets

    0 Likes

    0 Bookmarks

    0 Replies

    0 Quotes

  33. #hacksnap Got an itch to hack Snapchat’s deepest corners ?🔑 #snapchatleak #hack #snaphack #snapchatsupport #hackeyesonly #snapchatrecovery #fypシ  #snapchatleak #StrayKids #LoveIsland CVE-2025-6543 (CVSS 9.2) is being exploited in the wild-affecting NetScaler ADC VPN

    @Ethical_Cyberr

    2 Jul 2025

    1 Impression

    0 Retweets

    0 Likes

    0 Bookmarks

    0 Replies

    0 Quotes

  34. #hacksnap Got an itch to hack Snapchat’s deepest corners ?🔑 #snapchatleak #hack #snaphack #snapchatsupport #hackeyesonly #snapchatrecovery #fypシ  #snapchatleak #StrayKids #LoveIsland CVE-2025-6543 (CVSS 9.2) is being exploited in the wild-affecting NetScaler ADC VPN

    @cybersolutionz1

    2 Jul 2025

    1 Impression

    0 Retweets

    0 Likes

    0 Bookmarks

    0 Replies

    0 Quotes

  35. #hacksnap Got an itch to hack Snapchat’s deepest corners ?🔑 #snapchatleak #hack #snaphack #snapchatsupport #hackeyesonly #snapchatrecovery #fypシ  #snapchatleak #StrayKids #LoveIsland CVE-2025-6543 (CVSS 9.2) is being exploited in the wild-affecting NetScaler ADC VPN

    @Henry__Benjamin

    2 Jul 2025

    0 Impressions

    0 Retweets

    0 Likes

    0 Bookmarks

    0 Replies

    0 Quotes

  36. #hacksnap Got an itch to hack Snapchat’s deepest corners ?🔑 #snapchatleak #hack #snaphack #snapchatsupport #hackeyesonly #snapchatrecovery #fypシ  #snapchatleak #StrayKids #LoveIsland CVE-2025-6543 (CVSS 9.2) is being exploited in the wild-affecting NetScaler ADC VPN

    @Toddthehacker

    2 Jul 2025

    165 Impressions

    0 Retweets

    0 Likes

    0 Bookmarks

    0 Replies

    0 Quotes

  37. #hacksnap Got an itch to hack Snapchat’s deepest corners ?🔑 #snapchatleak #hack #snaphack #snapchatsupport #hackeyesonly #snapchatrecovery #fypシ  #snapchatleak #StrayKids #LoveIsland CVE-2025-6543 (CVSS 9.2) is being exploited in the wild-affecting NetScaler ADC VPN

    @Korvununlock

    2 Jul 2025

    1 Impression

    0 Retweets

    0 Likes

    0 Bookmarks

    0 Replies

    0 Quotes

  38. #hacksnap Got an itch to hack Snapchat’s deepest corners ?🔑 #snapchatleak #hack #snaphack #snapchatsupport #hackeyesonly #snapchatrecovery #fypシ  #snapchatleak #StrayKids #LoveIsland CVE-2025-6543 (CVSS 9.2) is being exploited in the wild-affecting NetScaler ADC VPN

    @Bavenhack

    2 Jul 2025

    120 Impressions

    0 Retweets

    0 Likes

    0 Bookmarks

    0 Replies

    0 Quotes

  39. #hacksnap Got an itch to hack Snapchat’s deepest corners ?🔑 #snapchatleak #hack #snaphack #snapchatsupport #hackeyesonly #snapchatrecovery #fypシ  #snapchatleak #StrayKids #LoveIsland CVE-2025-6543 (CVSS 9.2) is being exploited in the wild-affecting NetScaler ADC VPN

    @help_center11

    2 Jul 2025

    168 Impressions

    0 Retweets

    0 Likes

    0 Bookmarks

    0 Replies

    0 Quotes

  40. CVE-2025-5777, CVE-2025-6543: Frequently Asked Questions About CitrixBleed 2 and Citrix NetScaler Exploitation - Blog | Tenable® https://t.co/KsRgkpjBhW

    @endi24

    2 Jul 2025

    565 Impressions

    1 Retweet

    3 Likes

    0 Bookmarks

    0 Replies

    0 Quotes

  41. CVE-2025-5777, CVE-2025-6543: Perguntas Frequentes Sobre CitrixBleed 2 e Exploração do Citrix NetScaler https://t.co/NeVuBzg18R https://t.co/LTyCjRzzOZ

    @dansantanna

    2 Jul 2025

    51 Impressions

    0 Retweets

    0 Likes

    0 Bookmarks

    0 Replies

    0 Quotes

  42. Citrix warns of login disruptions after NetScaler updates enable CSP headers by default, impacting authentication. Vulnerabilities CVE-2025-5777 & CVE-2025-6543 are actively exploited for hijacking & DoS. ⚠️ #NetScaler #CyberRisk #UK https://t.co/F12nRYJaNU

    @TweetThreatNews

    2 Jul 2025

    35 Impressions

    0 Retweets

    1 Like

    1 Bookmark

    0 Replies

    0 Quotes

  43. More information on critical security updates for CVE-2025-6543 and CVE-2025-5777, including next steps and FAQs: https://t.co/3Y9fmLfA0G https://t.co/HDgl5bF5TP

    @NetScaler

    2 Jul 2025

    1082 Impressions

    3 Retweets

    7 Likes

    0 Bookmarks

    0 Replies

    0 Quotes

  44. #hacksnap Got an itch to hack Snapchat’s deepest corners ?🔑 #snapchatleak #hack #snaphack #snapchatsupport #hackeyesonly #snapchatrecovery #fypシ  #snapchatleak #StrayKids #LoveIsland CVE-2025-6543 (CVSS 9.2) is being exploited in the wild-affecting NetScaler ADC VPN

    @cybersecur80472

    2 Jul 2025

    1 Impression

    0 Retweets

    0 Likes

    0 Bookmarks

    0 Replies

    0 Quotes

  45. #hacksnap Got an itch to hack Snapchat’s deepest corners ?🔑 #snapchatleak #hack #snaphack #snapchatsupport #hackeyesonly #snapchatrecovery #fypシ  #snapchatleak #StrayKids #LoveIsland CVE-2025-6543 (CVSS 9.2) is being exploited in the wild-affecting NetScaler ADC VPN

    @cybersolutionz1

    2 Jul 2025

    0 Impressions

    0 Retweets

    0 Likes

    0 Bookmarks

    0 Replies

    0 Quotes

  46. #hacksnap Got an itch to hack Snapchat’s deepest corners ?🔑 #snapchatleak #hack #snaphack #snapchatsupport #hackeyesonly #snapchatrecovery #fypシ  #snapchatleak #StrayKids #LoveIsland CVE-2025-6543 (CVSS 9.2) is being exploited in the wild-affecting NetScaler ADC VPN

    @dack_tech__247

    1 Jul 2025

    0 Impressions

    0 Retweets

    0 Likes

    0 Bookmarks

    0 Replies

    0 Quotes

  47. 🚨 STRIKE Threat Intel Advisory – CVE-2025-32433 🚨 SecurityScorecard’s STRIKE team is tracking active exposure of CVE-2025-6543 — a critical-severity vulnerability affecting Citrix Netscaler Application Delivery Controller with a CVSS score of 9.2. On June 30, 2025

    @security_score

    1 Jul 2025

    175 Impressions

    0 Retweets

    0 Likes

    0 Bookmarks

    1 Reply

    0 Quotes

  48. CISA alerts on active exploitation of Citrix NetScaler ADC and Gateway vulnerability CVE-2025-6543. Organizations must patch immediately to prevent potential attacks. Link: https://t.co/Bg3ofUZ5oT #Security #Exploitation #Patch #Alert #Technology #Network #Protection #Hackers

    @dailytechonx

    1 Jul 2025

    5 Impressions

    0 Retweets

    0 Likes

    0 Bookmarks

    1 Reply

    0 Quotes

  49. #hacksnap Got an itch to hack Snapchat’s deepest corners ?🔑 #snapchatleak #hack #snaphack #snapchatsupport #hackeyesonly #snapchatrecovery #fypシ  #snapchatleak #StrayKids #LoveIsland CVE-2025-6543 (CVSS 9.2) is being exploited in the wild-affecting NetScaler ADC VPN

    @Decrypt_techz01

    1 Jul 2025

    0 Impressions

    0 Retweets

    0 Likes

    0 Bookmarks

    0 Replies

    0 Quotes

  50. Many Citrix NetScaler systems are exposed to attacks Thousands of Citrix NetScaler instances are exposed to two critical vulnerabilities—CVE-2025-5777 (CVSS 9.3) and CVE-2025-6543 (CVSS 9.2)—with the latter exploited as a zero-day. These flaws, involving input validation and

    @dCypherIO

    1 Jul 2025

    109 Impressions

    0 Retweets

    0 Likes

    0 Bookmarks

    0 Replies

    0 Quotes

Configurations