PT-2026-50730 · Openfga · Openfga

CVE-2026-55170

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Published

2026-06-18

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Updated

2026-07-30

CVSS v3.1

5.4

Medium

VectorAV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
Name of the Vulnerable Software and Affected Versions OpenFGA versions prior to 1.18.0
Description When using MySQL as the datastore, the system may return identical responses for two distinct check requests. This occurs when authorization decisions depend on case-sensitive user strings.
Recommendations Upgrade to version 1.18.0 or greater.

Exploit

Fix

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Weakness Enumeration

CWE-178

Related Identifiers

CLEANSTART-2026-LC55153
CVE-2026-55170
GHSA-CF98-J28V-49V6
GO-2026-5322
OPENSUSE-SU-2026:21483-1

Affected Products

Openfga