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.
Metrics
Affected Vendors & Products
Advisories
| Source | ID | Title |
|---|---|---|
Debian DLA |
DLA-3450-1 | ruby2.5 security update |
Debian DLA |
DLA-3858-1 | ruby2.7 security update |
Github GHSA |
GHSA-vc47-6rqg-c7f5 | HTTP response splitting in CGI |
Ubuntu USN |
USN-5806-1 | Ruby vulnerability |
Ubuntu USN |
USN-5806-2 | Ruby vulnerability |
Ubuntu USN |
USN-5806-3 | Ruby vulnerability |
Ubuntu USN |
USN-6181-1 | Ruby vulnerabilities |
Fixes
Solution
No solution given by the vendor.
Workaround
No workaround given by the vendor.
References
History
Tue, 04 Nov 2025 16:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| References |
|
Status: PUBLISHED
Assigner: mitre
Published:
Updated: 2025-11-04T16:09:15.135Z
Reserved: 2021-05-28T00:00:00.000Z
Link: CVE-2021-33621
No data.
Status : Modified
Published: 2022-11-18T23:15:18.987
Modified: 2025-11-04T16:15:42.820
Link: CVE-2021-33621
OpenCVE Enrichment
No data.
Debian DLA
Github GHSA
Ubuntu USN