CVE-2026-12569

9.3 criticalKEVEPSS 46%

Critical (9.3) in PTC Windchill and FlexPLM. In CISA KEV since 2026-06-25, with known ransomware use. EPSS 46% chance of exploitation in the next 30 days.

A critical remote code execution (RCE) vulnerability has been reported in PTC Windchill PDMlink and PTC FlexPLM. The vulnerability may be exploited through the deserialization of untrusted data. * This advisory also applies to all CPS versions * The identified vulnerability also impacts Windchill and FlexPLM releases prior to 11.0 M030

Severity

CVSS 4.0

9.3 critical

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L/AU:Y/R:U/V:C/U:Red

CVSS 3.1

9.8 critical

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 46% chance of exploitation in the next 30 days; higher than 98% of CVEs (scores of 2026-10-31)
CISA KEV: listed 2026-06-25, due 2026-06-28, known ransomware use
CWEs: CWE-20, CWE-502
Published: 2026-06-18
Modified: 2026-08-01
Record from: the NVD, synced 2026-10-19

Affected

ptc:flexplm
ptc:windchill_pdmlink

References

Check your stack JSON