Is rack affected by CVE-2024-39316?

RubyGems rack is affected in >=3.1.0 <3.1.5.

Is CVE-2024-39316 being exploited?

Not on the CISA KEV list. EPSS exploit probability is 0.9%.

medium

CVE-2024-39316

Q: Is CVE-2024-39316 being exploited?

Not on the CISA KEV list. EPSS exploit probability is 0.9%.

RubyGems · rack

Summary

Rack ReDoS Vulnerability in HTTP Accept Headers Parsing

Severity: medium
EPSS: 0.9% (p54)
Also known as: GHSA-cj83-2ww7-mvq7
Published: 2024-07-03

References

https://github.com/rack/rack/security/advisories/GHSA-54rr-7fvw-6x8f
https://github.com/rack/rack/security/advisories/GHSA-cj83-2ww7-mvq7
https://nvd.nist.gov/vuln/detail/CVE-2024-39316

Related advisories

CVE-2022-30123 — critical · RubyGems/rack
CVE-2026-34829 — high · RubyGems/rack
CVE-2026-34230 — high · RubyGems/rack
CVE-2026-34827 — high · RubyGems/rack
CVE-2026-34785 — high · RubyGems/rack
CVE-2026-22860 — high · RubyGems/rack
CVE-2025-61919 — high · RubyGems/rack
CVE-2025-61772 — high · RubyGems/rack

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Sources: CISA KEV (public domain), OSV.dev & GitHub Advisory Database (CC-BY-4.0), FIRST EPSS, NVD/CWE (public domain). Served live from the Stateward advisory database.