{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2026-77645", "assignerOrgId": "0b655efc-079c-4cb9-9e8d-164871239f4e", "state": "PUBLISHED", "assignerShortName": "PTC", "dateReserved": "2026-08-20T22:07:21.684Z", "datePublished": "2026-08-20T22:08:41.642Z", "dateUpdated": "2026-08-22T03:55:42.259Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "0b655efc-079c-4cb9-9e8d-164871239f4e", "shortName": "PTC", "dateUpdated": "2026-08-20T22:08:41.642Z" }, "title": "Critical Remote Code Execution (RCE) vulnerability reported in Windchill", "problemTypes": [ { "descriptions": [ { "lang": "en", "cweId": "CWE-20", "description": "CWE-20 Improper input validation", "type": "CWE" } ] }, { "descriptions": [ { "lang": "en", "cweId": "CWE-502", "description": "CWE-502 Deserialization of untrusted data", "type": "CWE" } ] } ], "impacts": [ { "capecId": "CAPEC-153", "descriptions": [ { "lang": "en", "value": "CAPEC-153 Input Data Manipulation" } ] }, { "capecId": "CAPEC-586", "descriptions": [ { "lang": "en", "value": "CAPEC-586 Object Injection" } ] } ], "affected": [ { "vendor": "PTC", "product": "Windchill PDMLink", "versions": [ { "status": "affected", "version": "11.0 M030" }, { "status": "affected", "version": "11.1 M020" }, { "status": "affected", "version": "11.2.1.0" }, { "status": "affected", "version": "12.0.2.0" }, { "status": "affected", "version": "12.1.2.0" }, { "status": "affected", "version": "13.0.2.0" }, { "status": "affected", "version": "13.1.0.0" }, { "status": "affected", "version": "13.1.1.0" }, { "status": "affected", "version": "13.1.2.0" }, { "status": "affected", "version": "13.1.3.0" } ], "defaultStatus": "unaffected" }, { "vendor": "PTC", "product": "FlexPLM", "versions": [ { "status": "affected", "version": "11.0 M030" }, { "status": "affected", "version": "11.1 M020" }, { "status": "affected", "version": "11.2.1.0" }, { "status": "affected", "version": "12.0.0.0" }, { "status": "affected", "version": "12.0.2.0" }, { "status": "affected", "version": "12.0.3.0" }, { "status": "affected", "version": "12.1.2.0" }, { "status": "affected", "version": "12.1.3.0" }, { "status": "affected", "version": "13.0.2.0" }, { "status": "affected", "version": "13.0.3.0" } ], "defaultStatus": "unaffected" } ], "descriptions": [ { "lang": "en", "value": "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.", "supportingMedia": [ { "type": "text/html", "base64": false, "value": "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." } ] } ], "references": [ { "url": "https://www.ptc.com/en/support/article/CS474826", "tags": [ "vendor-advisory", "mitigation", "permissions-required" ] } ], "metrics": [ { "format": "CVSS", "scenarios": [ { "lang": "en", "value": "GENERAL" } ], "cvssV4_0": { "attackVector": "NETWORK", "attackComplexity": "HIGH", "attackRequirements": "NONE", "privilegesRequired": "NONE", "userInteraction": "NONE", "vulnConfidentialityImpact": "HIGH", "subConfidentialityImpact": "LOW", "vulnIntegrityImpact": "HIGH", "subIntegrityImpact": "LOW", "vulnAvailabilityImpact": "HIGH", "subAvailabilityImpact": "LOW", "exploitMaturity": "NOT_DEFINED", "Safety": "NOT_DEFINED", "Automatable": "YES", "Recovery": "USER", "valueDensity": "CONCENTRATED", "vulnerabilityResponseEffort": "MODERATE", "providerUrgency": "RED", "version": "4.0", "baseSeverity": "CRITICAL", "baseScore": 9.2, "vectorString": "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" } } ], "credits": [ { "lang": "en", "value": "Arthur Aires (https://arthurair.es/)", "type": "reporter" }, { "lang": "en", "value": "brenocss (LinkedIn: @brenocss)", "type": "reporter" }, { "lang": "en", "value": "Bruno Milreu (LinkedIn: @bruno-milreu)", "type": "reporter" } ], "source": { "discovery": "UNKNOWN" }, "x_generator": { "engine": "Vulnogram 1.0.4" } }, "adp": [ { "metrics": [ { "other": { "type": "ssvc", "content": { "timestamp": "2026-08-21T00:00:00+00:00", "options": [ { "Exploitation": "none" }, { "Automatable": "no" }, { "Technical Impact": "total" } ], "role": "CISA Coordinator", "version": "2.0.3", "id": "CVE-2026-77645" } } } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-08-22T03:55:42.259Z" } } ] } }