vulnerability
Ubuntu: (Multiple Advisories) (CVE-2021-33621): Ruby vulnerability
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 9 | (AV:N/AC:L/Au:S/C:C/I:C/A:C) | Nov 18, 2022 | Jan 18, 2023 | Apr 16, 2026 |
Severity
9
CVSS
(AV:N/AC:L/Au:S/C:C/I:C/A:C)
Published
Nov 18, 2022
Added
Jan 18, 2023
Modified
Apr 16, 2026
Description
The cgi gem before 0.1.0.2, 0.2.x before 0.2.2, and 0.3.x before 0.3.5 for Ruby allows HTTP response splitting. This is relevant to applications that use untrusted user input either to generate an HTTP response or to create a CGI::Cookie object.
Solutions
ubuntu-pro-upgrade-libruby2-3ubuntu-pro-upgrade-ruby2-3ubuntu-upgrade-libruby2-5ubuntu-upgrade-libruby2-7ubuntu-upgrade-libruby3-0ubuntu-upgrade-libruby3-1ubuntu-upgrade-ruby2-5ubuntu-upgrade-ruby2-7ubuntu-upgrade-ruby3-0ubuntu-upgrade-ruby3-1
Rapid7 Labs
2026 Global Threat Landscape Report
The predictive window has collapsed. Exploitation follows disclosure in days. See how attackers are accelerating and how to stay ahead.