CVE-2026-77645criticalCWE-20CWE-502

CVE-2026-77645: critical vulnerability in PTC FlexPLM

Critical Remote Code Execution (RCE) vulnerability reported in Windchill

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28Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 9.2epss 0.6%
A critical remote code execution (RCE) vulnerability has been reported in PTC Windchill and PTC FlexPLM. The vulnerability may be exploited through the deserialization of untrusted data.
CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L/AU:Y/R:U/V:C/RE:M/U:Red
Affected products
PTC · FlexPLMPTC · Windchill PDMLink
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CVE-2026-12569CRITICALRemote Code Execution (RCE) vulnerability in Windchill PDMlinkEPSS 46.0%KEVCVE-2026-4681CRITICALCritical Remote Code Execution vulnerability reported in WindchillEPSS 0.7%CVE-2026-77646HIGHServer Side Request Forgery (SSRF) vulnerability reported in WindchillEPSS 0.4%