Critical severity · published Aug 18, 2025
CVE-2025-55213
OpenFGA is a high-performance and flexible authorization/permission engine built for developers and inspired by Google Zanzibar
9.8
CVSS
0.3%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 25% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
HC
Helm Charts · Openfga
0.2.40 before 0.2.42 · source: NVD
OP
Openfga · Openfga
1.9.3 before 1.9.5 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-55213
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-55213
Patch
https://github.com/openfga/openfga/commit/1a7e0e37fc4777c824b2386cac4867a66f3480b0
Patch
https://github.com/openfga/openfga/security/advisories/GHSA-mgh9-4mwp-fg55
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