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CVE-2026-4681

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. This 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, 13.0.3.0.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:2a969c4fddaf3321c1f2718ccc3951ca57bfcc08f7f9409da09bc018feec3a3c
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

affected · 2 assertions

{"defaultStatus":"unknown","product":"FlexPLM","vendor":"PTC","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"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:d31385d68858efe6022972d3fe0a0cce4e14b09508f9573d392eda880037b4d7 · sha256:5ba08e84b92d8140… · /containers/cna/affected/1

{"defaultStatus":"unknown","product":"Windchill PDMLink","vendor":"PTC","versions":[{"status":"affected","version":"11.0 M030","versionType":"semver"},{"status":"affected","version":"11.1 M020","versionType":"semver"},{"status":"affected","version":"11.2.1.0","versionType":"semver"},{"status":"affected","version":"12.0.2.0","versionType":"semver"},{"status":"affected","version":"12.1.2.0","versionType":"semver"},{"status":"affected","version":"13.0.2.0","versionType":"semver"},{"status":"affected","version":"13.1.0.0"},{"status":"affected","version":"13.1.1.0"},{"status":"affected","version":"…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:d31385d68858efe6022972d3fe0a0cce4e14b09508f9573d392eda880037b4d7 · sha256:5ba08e84b92d8140… · /containers/cna/affected/0

Affected products and versions

2 source assertions
{"defaultStatus":"unknown","product":"FlexPLM","vendor":"PTC","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"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:d31385d68858efe6022972d3fe0a0cce4e14b09508f9573d392eda880037b4d7 · sha256:5ba08e84b92d8140… · /containers/cna/affected/1
{"defaultStatus":"unknown","product":"Windchill PDMLink","vendor":"PTC","versions":[{"status":"affected","version":"11.0 M030","versionType":"semver"},{"status":"affected","version":"11.1 M020","versionType":"semver"},{"status":"affected","version":"11.2.1.0","versionType":"semver"},{"status":"affected","version":"12.0.2.0","versionType":"semver"},{"status":"affected","version":"12.1.2.0","versionType":"semver"},{"status":"affected","version":"13.0.2.0","versionType":"semver"},{"status":"affected","version":"13.1.0.0"},{"status":"affected","version":"13.1.1.0"},{"status":"affected","version":"…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:d31385d68858efe6022972d3fe0a0cce4e14b09508f9573d392eda880037b4d7 · sha256:5ba08e84b92d8140… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"Automatable":"YES","Recovery":"USER","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":9.3,"baseSeverity":"CRITICAL","exploitMaturity":"NOT_DEFINED","privilegesRequired":"NONE","providerUrgency":"RED","subAvailabilityImpact":"LOW","subConfidentialityImpact":"LOW","subIntegrityImpact":"LOW","userInteraction":"NONE","valueDensity":"CONCENTRATED","vectorString":"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/RE:M/U:Red","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImpact…
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:d31385d68858efe6022972d3fe0a0cce4e14b09508f9573d392eda880037b4d7 · sha256:5ba08e84b92d8140… · /containers/cna/metrics/0/cvssV4_0

CWE assertions

1 source assertion
{"cweId":"CWE-94","description":"CWE-94: Improper Control of Generation of Code ('Code Injection')","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:d31385d68858efe6022972d3fe0a0cce4e14b09508f9573d392eda880037b4d7 · sha256:5ba08e84b92d8140… · /containers/cna/problemTypes/0/descriptions/0

Source references

1 source assertion
{"tags":["vendor-advisory","mitigation"],"url":"https://www.ptc.com/en/about/trust-center/advisory-center/active-advisories/windchill-flexplm-critical-vulnerability?srsltid=AfmBOop3e7Nthx5-BsrjKdpZi50wL6l6Bt21Fz0gUub2cIPgdPGV5bNl"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:d31385d68858efe6022972d3fe0a0cce4e14b09508f9573d392eda880037b4d7 · sha256:5ba08e84b92d8140… · /containers/cna/references/0

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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