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CVE-2026-34054

vcpkg is a free and open-source C/C++ package manager. Prior to version 3.6.1#3, vcpkg's Windows builds of OpenSSL set openssldir to a path on the build machine, making that path be attackable later on customer machines. This issue has been patched in version 3.6.1#3.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:9a1ba9a9b17b5cd4a82436caf8ea73901871f17509a2a26c58954241b0d12e49
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0

Affected products and versions

1 source assertion
{"product":"vcpkg","vendor":"microsoft","versions":[{"status":"affected","version":"< 3.6.1#3"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:6080debd799f90f75728e77709158c30de53ce6a7d044eee96c3bc49b845356e · sha256:567f3b3ea438fa9f… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackVector":"LOCAL","availabilityImpact":"HIGH","baseScore":7.8,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:6080debd799f90f75728e77709158c30de53ce6a7d044eee96c3bc49b845356e · sha256:567f3b3ea438fa9f… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

1 source assertion
{"cweId":"CWE-427","description":"CWE-427: Uncontrolled Search Path Element","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:6080debd799f90f75728e77709158c30de53ce6a7d044eee96c3bc49b845356e · sha256:567f3b3ea438fa9f… · /containers/cna/problemTypes/0/descriptions/0

Source references

3 source assertions
{"name":"https://github.com/microsoft/vcpkg/commit/5111afdf55cc1429d9951e4c7b02010e659346a9","tags":["x_refsource_MISC"],"url":"https://github.com/microsoft/vcpkg/commit/5111afdf55cc1429d9951e4c7b02010e659346a9"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:6080debd799f90f75728e77709158c30de53ce6a7d044eee96c3bc49b845356e · sha256:567f3b3ea438fa9f… · /containers/cna/references/2
{"name":"https://github.com/microsoft/vcpkg/pull/50518","tags":["x_refsource_MISC"],"url":"https://github.com/microsoft/vcpkg/pull/50518"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:6080debd799f90f75728e77709158c30de53ce6a7d044eee96c3bc49b845356e · sha256:567f3b3ea438fa9f… · /containers/cna/references/1
{"name":"https://github.com/microsoft/vcpkg/security/advisories/GHSA-p322-v6vw-vrq9","tags":["x_refsource_CONFIRM"],"url":"https://github.com/microsoft/vcpkg/security/advisories/GHSA-p322-v6vw-vrq9"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:6080debd799f90f75728e77709158c30de53ce6a7d044eee96c3bc49b845356e · sha256:567f3b3ea438fa9f… · /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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