Is rack affected by CVE-2025-27111?

RubyGems rack is affected in =3.0 =3.1 <3.1.11.

Is CVE-2025-27111 being exploited?

Not on the CISA KEV list. EPSS exploit probability is 0.7%.

medium

CVE-2025-27111

Q: Is CVE-2025-27111 being exploited?

Not on the CISA KEV list. EPSS exploit probability is 0.7%.

RubyGems · rack

Summary

Escape Sequence Injection vulnerability in Rack lead to Possible Log Injection

Severity: medium
EPSS: 0.7% (p48)
Also known as: GHSA-8cgq-6mh2-7j6v
Published: 2025-03-04

References

https://github.com/rack/rack/security/advisories/GHSA-8cgq-6mh2-7j6v
https://nvd.nist.gov/vuln/detail/CVE-2025-27111
https://github.com/rack/rack/commit/803aa221e8302719715e224f4476e438f2531a53

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

Is your project exposed to this? Stateward checks every dependency on every pull request and flags it only if your code actually reaches it.

Check my repo

Summarize with AI

ChatGPT Claude Perplexity

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.