GHSA-9cr5-9f63-xhxx

GHSA-9cr5-9f63-xhxx PUBLISHED CVSS 7.800000190734863 HIGH

Record from GitHub Advisory Database · Published April 14, 2026

Heap-based buffer overflow in Windows Client Side Caching driver (csc.sys) allows an authorized attacker to elevate privileges locally.

Risk scores

CVSS 3.1

7.800000190734863

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

Timeline

Apr 14, 2026 CVE Published
Apr 15, 2026 Security Advisory

Query this with the API

The same record, from the CLI:

vulnetix vdb vuln GHSA-9cr5-9f63-xhxx
vulnetix vdb fixes GHSA-9cr5-9f63-xhxx

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-9cr5-9f63-xhxx/fixes/registry"

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References

https://nvd.nist.gov/vuln/detail/CVE-2026-26176 advisory
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26176 url

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