PT-2026-57856 · Unknown · Cedar-Java

CVE-2026-55771

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Published

2026-07-13

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Updated

2026-07-28

CVSS v3.1

8.8

High

VectorAV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Name of the Vulnerable Software and Affected Versions CedarJava versions prior to 4.9.0
Description The EntityIdentifier.equals() function contains inverted logic for null and self-reference checks. This causes the method to return true for null comparisons and false for self-comparisons, leading to incorrect equality results. While this does not impact Cedar authorization decisions, which are computed in Rust from JSON, it may affect integrators who implement their own equality checks on entity identifiers.
Recommendations Update to version 4.9.0.

Exploit

Fix

Code Injection

Type Confusion

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Weakness Enumeration

Related Identifiers

CVE-2026-55771
GHSA-4R9R-4425-74P7

Affected Products

Cedar-Java