{"schemaVersion":3,"id":"CVE-2026-4681","aliases":[],"status":"published","duplicateOf":null,"title":"Critical Remote Code Execution vulnerability reported in Windchill","description":"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.\n\nThis issue affects Windchill PDMLink: 11.0 M030, 11.1 M020, 11.2.1.0, 12.0.2.0, 12.1.2.0, 13.0.2.0, 13.1.0.0, 13.1.1.0, 13.1.2.0, 13.1.3.0; FlexPLM: 11.0 M030, 11.1 M020, 11.2.1.0, 12.0.0.0, 12.0.2.0, 12.0.3.0, 12.1.2.0, 12.1.3.0, 13.0.2.0, 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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/about/trust-center/advisory-center/active-advisories/windchill-flexplm-critical-vulnerability?srsltid=AfmBOop3e7Nthx5-BsrjKdpZi50wL6l6Bt21Fz0gUub2cIPgdPGV5bNl","label":"www.ptc.com/en/…","hostname":"www.ptc.com","tags":["Vendor Advisory","Mitigation"]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2026-03-23T21:48:05.652Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-03-24T14:49:43.425Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":70,"level":"high","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-22T19:04:37.848Z","stale":false,"partial":false}}