GHSA-q8w9-7fww-v592

GHSA-q8w9-7fww-v592 PUBLISHED CVSS 8.699999809265137 HIGH

Record from GitHub Advisory Database · Published May 13, 2022

The XML parser (xmlparse.c) in expat before 2.1.0 computes hash values without restricting the ability to trigger hash collisions predictably, which allows context-dependent attackers to cause a denial of service (CPU consumption) via an XML file with many identifiers with the same value.

Risk scores

CVSS 4.0

8.699999809265137

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

Timeline

May 13, 2022 CVE Published
Apr 9, 2026 Distribution Patch (4 in total, the first dated here)
Apr 9, 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-q8w9-7fww-v592
vulnetix vdb fixes GHSA-q8w9-7fww-v592

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-q8w9-7fww-v592/fixes/registry"

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References

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