cakephp/authentication · Security
CakePHP Authentication: Open redirect weakness via backslash bypass
- GHSA ID
- GHSA-hhpq-7wg4-36jm
- CVE ID
- CVE-2026-55590
- Severity
- medium
- Published
- Updated
- CVSS v4
- 5.1 · CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N
Description
Impact
The getLoginRedirect() method contains a weakness to backslash bypasses allowing redirect targets with attacker controlled hostnames.
Patches
2.11.1, 3.3.6 and 4.1.1 contain a fix for this issue.
Workarounds
If you are unable to upgrade, you should consider adding application validation to the redirect query string parameter to mitigate this vulnerability.
CWEs
- CWE-601 · URL Redirection to Untrusted Site ('Open Redirect')
References
- https://github.com/cakephp/authentication/security/advisories/GHSA-hhpq-7wg4-36jm ↗
- https://nvd.nist.gov/vuln/detail/CVE-2026-55590 ↗
- https://github.com/cakephp/authentication/pull/795 ↗
- https://github.com/cakephp/authentication/pull/796 ↗
- https://github.com/cakephp/authentication/pull/799 ↗
- https://github.com/cakephp/authentication/commit/1c1e29c7e8129cfbcae74558316ecd3ea50a8273 ↗
- https://github.com/cakephp/authentication/commit/df28ea4e712f1e5bd0e42be4a3c5c750ca50764d ↗
- https://github.com/cakephp/authentication/commit/ee24bd48b9c3ef693dc9965de8f0cc8020a7052c ↗
- https://github.com/cakephp/authentication/releases/tag/2.11.1 ↗
- https://github.com/cakephp/authentication/releases/tag/3.3.6 ↗
- https://github.com/cakephp/authentication/releases/tag/4.1.1 ↗
- https://github.com/advisories/GHSA-hhpq-7wg4-36jm ↗