Medium severity5.1NVD Advisory· Published Jun 17, 2026· Updated Jun 17, 2026
CakePHP Authentication: Open redirect weakness via backslash bypass
CVE-2026-55590
Description
Impact
The getLoginRedirect() method contains a weakness to backslash bypasses allowing redirect targets with attacker controlled hostnames.
### Patches 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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
1Patches
Vulnerability mechanics
No source-code context for this CVE — mechanics is only generated when we can read the actual fix diff. Without that, the four sections (root cause, attack vector, affected code, fix) would be speculation rather than analysis.
References
2News mentions
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