{"schemaVersion":3,"id":"CVE-2026-12569","aliases":[],"status":"published","duplicateOf":null,"title":"PTC Windchill and FlexPLM Improper Input Validation Vulnerability","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\n  *  The identified vulnerability also impacts Windchill and FlexPLM releases prior to 11.0 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mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. 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13.1.3.0","eol":null,"hubHref":"/vendor/ptc/windchill_pdmlink"}],"affectedCount":2,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://www.ptc.com/en/support/article/CS473270","label":"www.ptc.com/en/support/article/CS473270","hostname":"www.ptc.com","tags":["Vendor Advisory","Mitigation","Permissions Required"]},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-12569","label":"www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-12569","hostname":"www.cisa.gov","tags":["Government Resource","US Government Resource"]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2026-06-18T00:11:35.241Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"kev-added","date":"2026-06-25T00:00:00.000Z","label":"Added to CISA KEV","detail":"PTC Windchill and FlexPLM Improper Input Validation 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