OpenFGA CVE-2026-41131
MEDIUMCVSS VectorNVD
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L
Lifecycle Timeline
1DescriptionNVD
OpenFGA is an authorization/permission engine built for developers. Prior to version 1.14.1, in specific scenarios, models using conditions with caching enabled can result in two different check requests producing the same cache key. This could result in OpenFGA reusing an earlier cached result for a subsequent request. The preconditions for vulnerability are the model having relations which rely on condition evaluation and the user having caching enabled. OpenFGA v1.14.1 contains a fix.
AnalysisAI
OpenFGA versions prior to 1.14.1 suffer from a cache key collision vulnerability in conditional authorization models that enables attackers to obtain unauthorized access to resources by forcing reuse of cached authorization decisions. When conditions are evaluated with caching enabled, different check requests can generate identical cache keys, causing OpenFGA to incorrectly return a previously cached authorization result for a subsequent request with different parameters. …
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External POC / Exploit Code
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