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Description

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

PUBLISHED Reserved 2026-06-18 | Published 2026-06-18 | Updated 2026-06-18 | Assigner PTC




CRITICAL: 9.3CVSS: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

Problem types

CWE-20 Improper input validation

CWE-502 Deserialization of untrusted data

Product status

Default status
unaffected

Any version
affected

11.1 M020
affected

11.2.1.0
affected

12.0.2.0
affected

12.1.2.0
affected

13.0.2.0
affected

13.1.0.0
affected

13.1.1.0
affected

13.1.2.0
affected

13.1.3.0
affected

Default status
unaffected

Any version
affected

11.1 M020
affected

11.2.1.0
affected

12.0.0.0
affected

12.0.2.0
affected

12.1.2.0
affected

12.1.3.0
affected

13.0.2.0
affected

13.0.3.0
affected

References

www.ptc.com/en/support/article/CS473270 vendor-advisory mitigation permissions-required

cve.org (CVE-2026-12569)

nvd.nist.gov (CVE-2026-12569)

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