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cve/2021/CVE-2021-22904.md
0xMarcio cb00e1339f Update CVE list 2025-09-29 21:09
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CVE-2021-22904

Description

The actionpack ruby gem before 6.1.3.2, 6.0.3.7, 5.2.4.6, 5.2.6 suffers from a possible denial of service vulnerability in the Token Authentication logic in Action Controller due to a too permissive regular expression. Impacted code uses authenticate_or_request_with_http_token or authenticate_with_http_token for request authentication.

POC

Reference

No PoCs from references.

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