VULNERABILITY INTELLIGENCE

CVE-2021-33621

CVSS score8.8 HIGH
EPSS probability2.45%
CISA KEVNot currently listed
Published2022-11-18
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

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.

Weakness classification

  • nvd@nist.gov: CWE-74

Primary references