GHSA-xqjx-4x4r-crvq

GHSA-xqjx-4x4r-crvq PUBLISHED CVSS 7.800000190734863 HIGH

Record from GitHub Advisory Database · Published April 14, 2026

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows User Interface Core allows an authorized attacker to elevate privileges locally.

Risk scores

CVSS 3.1

7.800000190734863

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H

Timeline

Apr 14, 2026 CVE Published
Apr 14, 2026 CVE Updated
Apr 15, 2026 Security Advisory (2 in total, the first dated here)

Query this with the API

The same record, from the CLI:

vulnetix vdb vuln GHSA-xqjx-4x4r-crvq
vulnetix vdb fixes GHSA-xqjx-4x4r-crvq

Or with curl, using the org id and key from your account page:

curl -s -H "Authorization: ApiKey ${VULNETIX_ORG_ID}:${VULNETIX_API_KEY}" \
  "https://api.vdb.vulnetix.com/v2/vuln/GHSA-xqjx-4x4r-crvq/fixes/registry"

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References

https://nvd.nist.gov/vuln/detail/CVE-2026-27911 advisory
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-27911 advisory

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