CVE-2026-77646

Published Aug 20, 2026

Last updated 3 days ago

CVSS high 7.7

Overview

Description
A Server-Side Request Forgery (SSRF) vulnerability has been reported in PTC Windchill PDMLink and PTC FlexPLM. The vulnerability may be exploited through the deserialization of untrusted data.
Source
0b655efc-079c-4cb9-9e8d-164871239f4e
NVD status
Received

Risk scores

CVSS 4.0

Type
Secondary
Base score
7.7
Impact score
-
Exploitability score
-
Vector string
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:H/SI:N/SA:N/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:Y/R:U/V:D/RE:M/U:Red
Severity
HIGH

Weaknesses

0b655efc-079c-4cb9-9e8d-164871239f4e
CWE-502

Social media

Hype score
Not currently trending

  1. 🚨*CVE* CVE-2026-77646 A Server-Side Request Forgery (SSRF) vulnerability has been reported in PTC Windchill PDMLink and PTC FlexPLM. The vulnerability may be exploited through the deserial… https://t.co/yDVnX9yope ----- Traducción: CVE-2026-77646 Se … https://t.co/bYts

    @infoflowcloud

    20 Aug 2026

    69 Impressions

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References

Sources include official advisories and independent security research.