hpack vulnerabilities

Browse known CVEs and advisories by package and ecosystem. Severity tells you the worst case. What determines real risk is whether the vulnerable code actually runs in your applications.

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CVE-IDSeverityPackage summary
CVE-2026-59980Mediumhpack: hpack: Unbounded variable integer decoding can cause run-away computation on malformed inputGHSA-W7HM-HMXV-PVHFHighhpack: HPACK decoder panics on invalid inputCVE-2016-6581Highhpack: HPACK Denial of Service vulnerability (HPACK Bomb)

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