CVE-2026-20133
Published Feb 25, 2026
Last updated 2 months ago
- Description
- A vulnerability in Cisco Catalyst SD-WAN Software could allow an unauthenticated, remote attacker to view sensitive information on an affected system. This vulnerability is due to insufficient file system restrictions. An authenticated attacker with netadmin privileges could exploit this vulnerability by accessing the vshell of an affected system. A successful exploit could allow the attacker to read sensitive information on the underlying operating system.
- Source
- psirt@cisco.com
- NVD status
- Analyzed
- Products
- catalyst_sd-wan_manager
CVSS 3.1
- Type
- Primary
- Base score
- 7.5
- Impact score
- 3.6
- Exploitability score
- 3.9
- Vector string
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- Severity
- HIGH
Data from CISA
- Vulnerability name
- Cisco Catalyst SD-WAN Manager Exposure of Sensitive Information to an Unauthorized Actor Vulnerability
- Exploit added on
- Apr 20, 2026
- Exploit action due
- Apr 23, 2026
- Required action
- Please adhere to CISA’s guidelines to assess exposure and mitigate risks associated with Cisco SD-WAN devices as outlines in CISA’s Emergency Directive 26-03 (URL listed below in Notes) and CISA’s “Hunt & Hardening Guidance for Cisco SD-WAN Devices (URL listed below in Notes). Adhere to the applicable BOD 22-01 guidance for cloud services or discontinue use of the product if mitigations are not available.
- psirt@cisco.com
- CWE-200
- Hype score
- Not currently trending
CVE-2026-20133: CVEs: CVE-2026-20133 · CVE-2026-20128 · CVE-2026-20122 · CVE-2026-20127 Product: Cisco Catalyst SD-WAN Manager formerly vManage < 20.18 CISA KEV: Yes — federal deadline passed April 24 CVE-2026-20133, May 8 CVE-2026-20128 Exploitation Status: Actively…
@lyrie_ai
14 Jun 2026
65 Impressions
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Catalyst SD-WAN Manager Zero-Auth Information Disclosure: CISA Flags CVE-2026-20133 as Actively Exploited. CISA Flags Catalyst SD-WAN Manager Vulnerability as Actively Exploited—Federal Agencies Now in Enforcement Window
@lyrie_ai
24 May 2026
21 Impressions
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Top 5 Trending CVEs: 1 - CVE-2026-20133 2 - CVE-2025-20333 3 - CVE-2026-32201 4 - CVE-2026-32210 5 - CVE-2026-25253 #cve #cvetrends #cveshield #cybersecurity https://t.co/4Fua3CAN6W
@CVEShield
28 Apr 2026
224 Impressions
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