vulnerability
Ubuntu: (Multiple Advisories) (CVE-2025-27220): Ruby vulnerabilities
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 4 | (AV:N/AC:M/Au:N/C:N/I:N/A:P) | Mar 4, 2025 | Apr 8, 2025 | Aug 18, 2025 |
Severity
4
CVSS
(AV:N/AC:M/Au:N/C:N/I:N/A:P)
Published
Mar 4, 2025
Added
Apr 8, 2025
Modified
Aug 18, 2025
Description
In the CGI gem before 0.4.2 for Ruby, a Regular Expression Denial of Service (ReDoS) vulnerability exists in the Util#escapeElement method.
Solutions
ubuntu-pro-upgrade-libruby2-3ubuntu-pro-upgrade-libruby2-5ubuntu-pro-upgrade-libruby2-7ubuntu-pro-upgrade-libruby3-0ubuntu-pro-upgrade-libruby3-2ubuntu-pro-upgrade-libruby3-3ubuntu-pro-upgrade-ruby2-3ubuntu-pro-upgrade-ruby2-5ubuntu-pro-upgrade-ruby2-7ubuntu-pro-upgrade-ruby3-0ubuntu-pro-upgrade-ruby3-2ubuntu-pro-upgrade-ruby3-3
References
- CVE-2025-27220
- https://attackerkb.com/topics/CVE-2025-27220
- CWE-1333
- UBUNTU-USN-7418-1
- UBUNTU-USN-7442-1
- URL-https://github.com/rubysec/ruby-advisory-db/blob/master/gems/cgi/CVE-2025-27220.yml
- URL-https://hackerone.com/reports/2890322
- URL-https://ubuntu.com/security/notices/USN-7418-1
- URL-https://www.cve.org/CVERecord?id=CVE-2025-27220
NEW
Explore Exposure Command
Confidently identify and prioritize exposures from endpoint to cloud with full attack surface visibility and threat-aware risk context.