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GHSA-2P2X-HPG8-CQP2 Litestar's CORS origin allowlist has a bypass due to unescaped regex metacharacters in allowed origins

🗓️ 09 Feb 2026 17:18:52Reported by GoogleType 
osv
 osv
🔗 osv.dev👁 6 Views

Litestar CORS allow_origins_regex fails to escape metacharacters, enabling bypass of allowed origins validation.

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13 Jul 2026 07:26Current
5.4Medium risk
Vulners AI Score5.4
CVSS 3.17.4
EPSS0.00383
6