by Kastro
Paper/Archive/CVE-2025-55213

CVE-2025-55213

openfga openfga — OpenFGA Authorization Bypass (Check)

EPSS 0.3%CVSS 9.8
critical.is priorityof 100
35
CVSS 9.8 (NVD)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 25.4.254 × 205.1No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

OpenFGA is a high-performance and flexible authorization/permission engine built for developers and inspired by Google Zanzibar. OpenFGA v1.9.3 to v1.9.4 ( openfga-0.2.40 <= Helm chart <= openfga-0.2.41, v1.9.3 <= docker <= v.1.9.4) are vulnerable to improper policy enforcement when certain Check and ListObject calls are executed. This vulnerability is fixed in 1.9.5.

Affected

ProductAffectedFixed inSource
openfga>= 1.9.3, < 1.9.5–CNA

Scores by source

NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
GitHub_M (CNA)5.8CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:N/SC:H/SI:H/SA:H
CISA ADPSSVCExploitation: none · Automatable: no · Technical impact: partial

References

refgithub.com/openfga/openfga/security/advisories/GHSA-mgh9-4mwp-fg55refgithub.com/openfga/openfga/commit/1a7e0e37fc4777c824b2386cac4867a66f3480b0