What is CVE-2025-27610?

CVE-2025-27610 is a high-severity vulnerability in Rack, classified under Relative Path Traversal. CVSS score: 7.5/10. Published 2025-03-10.

How severe is CVE-2025-27610?

High severity. CVSS v3 base score is 7.5 out of 10.

Is CVE-2025-27610 known to be exploited?

2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Path Traversal in Rack

CVE-2025-27610

Rack provides an interface for developing web applications in Ruby. Prior to versions 2.2.13, 3.0.14, and 3.1.12, `Rack::Static` can serve files under the specified `root:` even if `urls:` are provided, which may expose other files under t…

EPSS: 0.011 (60.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

Rack — versions < 2.2.13, >= 3.0, < 3.0.14, >= 3.1, < 3.1.12

Weakness classification (CWE)

CWE-23 — Relative Path Traversal

Public proof-of-concept exploits

References

security-advisories@github.com (x_refsource_CONFIRM, Mitigation, Vendor Advisory)
security-advisories@github.com (Patch, x_refsource_MISC)
af854a3a-2127-422b-91ae-364da2661108

Frequently asked questions

What is CVE-2025-27610?: CVE-2025-27610 is a high-severity vulnerability in Rack, classified under Relative Path Traversal. CVSS score: 7.5/10. Published 2025-03-10.
How severe is CVE-2025-27610?: High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2025-27610 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.