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CVE-2026-48096 openfga CVE debrief

CVE-2026-48096 is a medium-severity vulnerability in OpenFGA, an authorization/permission engine. The issue allows two distinct check requests to produce the same cache key when iterator caching is enabled, leading to OpenFGA reusing an earlier cached result for a subsequent request. This vulnerability has been patched in version 1.16.0.

Vendor
openfga
Product
Unknown
CVSS
MEDIUM 5
CISA KEV
Not listed in stored evidence
Original CVE published
2026-06-10
Original CVE updated
2026-06-12
Advisory published
2026-06-10
Advisory updated
2026-06-12

Who should care

Users of OpenFGA Helm Charts and OpenFGA versions prior to 1.16.0 should be aware of this vulnerability and take steps to mitigate it.

Technical summary

The vulnerability is caused by the generation of identical cache keys for different check requests when iterator caching is enabled. This can lead to incorrect authorization results being returned for subsequent requests.

Defensive priority

MEDIUM

Recommended defensive actions

  • Upgrade to OpenFGA version 1.16.0 or later.
  • Review and update Helm Charts to ensure they are using a patched version of OpenFGA.

Evidence notes

The CVE-2026-48096 vulnerability was patched in OpenFGA version 1.16.0. Users can find more information in the release notes [ref-4] and vendor advisory [ref-5].

Official resources

CVE-2026-48096 was published on 2026-06-10T16:17:09.397Z and modified on 2026-06-12T00:46:45.620Z.