medium6.1
CVE-2026-55590
CakePHP Authentication is an authentication plugin for CakePHP that can also be used in PSR-7 based applications.
Impact
CakePHP Authentication is an authentication plugin for CakePHP that can also be used in PSR-7 based applications. Prior to 2.11.1, 3.3.6, and 4.1.1, the getLoginRedirect() method contains a weakness to backslash bypasses that allows redirect targets with attacker-controlled hostnames through the redirect query string parameter. This issue is fixed in versions 2.11.1, 3.3.6, and 4.1.1.
Affected packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| composer | cakephp/authentication | >= 4.0.0, < 4.1.1 | 4.1.1 |
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Cakephp | Cakephp | before 2.11.1 from 3.0.0 before 3.3.6 from 4.0.0 before 4.1.1 |
Weakness classification
References
- NVD record
- CVE.org record
- GitHub advisory
- https://github.com/advisories/GHSA-hhpq-7wg4-36jm
- 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