Auth bypass in Openfga

CVE-2026-34972

OpenFGA is a high-performance and flexible authorization/permission engine built for developers and inspired by Google Zanzibar. From 1.8.0 to 1.13.1, under specific conditions, BatchCheck calls with multiple checks sent for the same objec…

Vulnerability class: Broken Access Control

EPSS: 0.000 (5.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.0 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L.

Affected products

  • Openfga — versions >= 1.8.0, < 1.14.0

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-34972?
CVE-2026-34972 is a medium-severity vulnerability in Openfga, classified under Incorrect Authorization. CVSS score: 5.0/10. Published 2026-04-06.
How severe is CVE-2026-34972?
Medium severity. CVSS v3 base score is 5.0 out of 10.