Vulnerability in Rack
CVE-2025-25184
Rack provides an interface for developing web applications in Ruby. Prior to versions 2.2.11, 3.0.12, and 3.1.10, Rack::CommonLogger can be exploited by crafting input that includes newline characters to manipulate log entries. The supplie…
Vulnerability class: CRLF Injection
EPSS: 0.011 (61.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N.
Affected products
- Rack — versions < 2.2.11, >= 3.0, < 3.0.12, >= 3.1, < 3.1.10
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security-advisories@github.com (x_refsource_CONFIRM, Exploit, Vendor Advisory)
- security-advisories@github.com (Patch, x_refsource_MISC)
- af854a3a-2127-422b-91ae-364da2661108
Frequently asked questions
- What is CVE-2025-25184?
- CVE-2025-25184 is a medium-severity vulnerability in Rack, classified under CRLF Injection. CVSS score: 6.5/10. Published 2025-02-12.
- How severe is CVE-2025-25184?
- Medium severity. CVSS v3 base score is 6.5 out of 10.
- Is CVE-2025-25184 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.