Cedar-Java has policy injection, type confusion, and incorrect equality comparison vulnerabilities

Summary CedarJava is an open source Java implementation of the Cedar policy language, used for fine-grained authorization decisions. Under certain circumstances, it could lead to incorrect equality comparisons. Impact EntityIdentifier.equals has inverted null/self branches The...

EUVD-2026-43524

Cedar-Java has policy injection, type confusion, and incorrect equality comparison vulnerabilities...

CVE-2026-55773

CedarJava is an open source Java implementation of the Cedar policy language, used for fine-grained authorization decisions. In versions prior to 2.3.6, 3.4.1 and 4.9.0, under certain circumstances, improper input handling could allow Cedar-expression injection via unescaped toCedarExpr. The...

CVE-2026-55771

CedarJava is an open source Java implementation of the Cedar policy language, used for fine-grained authorization decisions. In versions prior to 4.9.0, the EntityIdentifier.equals has inverted null/self branches which could lead to incorrect equality comparisons. The EntityIdentifier.equals meth...

CVE-2026-55771 CedarJava has policy injection, type confusion, and incorrect equality comparison vulnerabilities

CedarJava is an open source Java implementation of the Cedar policy language, used for fine-grained authorization decisions. In versions prior to 4.9.0, the EntityIdentifier.equals has inverted null/self branches which could lead to incorrect equality comparisons. The EntityIdentifier.equals meth...

CVE-2026-55771

CVE-2026-55771 affects CedarJava prior to 4.9.0, where EntityIdentifier.equals() has inverted null/self-reference checks, causing incorrect equality results in custom integrations. The bug does not alter Cedar’s authorization decisions (computed in Rust from JSON) but could affect external code p...

CVE-2026-55771 CedarJava has policy injection, type confusion, and incorrect equality comparison vulnerabilities

CedarJava is an open source Java implementation of the Cedar policy language, used for fine-grained authorization decisions. In versions prior to 4.9.0, the EntityIdentifier.equals has inverted null/self branches which could lead to incorrect equality comparisons. The EntityIdentifier.equals meth...

CVE-2026-55771

CedarJava is an open source Java implementation of the Cedar policy language, used for fine-grained authorization decisions. In versions prior to 4.9.0, the EntityIdentifier.equals has inverted null/self branches which could lead to incorrect equality comparisons. The EntityIdentifier.equals meth...

CVE-2026-55772

CedarJava is an open source Java implementation of the Cedar policy language, used for fine-grained authorization decisions. In versions prior to 2.3.6, 3.4.1 and 4.9.0, under certain circumstances, improper input handling could allow Record-to-Entity type confusion across the Java-Rust FFI...

CVE-2026-55773 CedarJava has a policy injection vulnerability

CedarJava is an open source Java implementation of the Cedar policy language, used for fine-grained authorization decisions. In versions prior to 2.3.6, 3.4.1 and 4.9.0, under certain circumstances, improper input handling could allow Cedar-expression injection via unescaped toCedarExpr. The...

CVE-2026-55773 CedarJava has a policy injection vulnerability

CedarJava is an open source Java implementation of the Cedar policy language, used for fine-grained authorization decisions. In versions prior to 2.3.6, 3.4.1 and 4.9.0, under certain circumstances, improper input handling could allow Cedar-expression injection via unescaped toCedarExpr. The...

CVE-2026-55773

CVE-2026-55773 affects CedarJava (open‑source Cedar policy language for fine‑grained authorization). In versions < 2.3.6, < 3.4.1, and

CVE-2026-55772

CVE-2026-55772 affects CedarJava prior to versions 4.9 (and older 2.3.6, 3.4.1) where improper input handling can cause Record-to-Entity type confusion across the Java–Rust FFI boundary. CedarJava serializes authorization requests to the Rust cedar-policy evaluator as JSON, and the CedarMap miss-...

CVE-2026-55772 CedarJava has a type confusion vulnerability

CedarJava is an open source Java implementation of the Cedar policy language, used for fine-grained authorization decisions. In versions prior to 2.3.6, 3.4.1 and 4.9.0, under certain circumstances, improper input handling could allow Record-to-Entity type confusion across the Java-Rust FFI...

CVE-2026-55772 CedarJava has a type confusion vulnerability

CedarJava is an open source Java implementation of the Cedar policy language, used for fine-grained authorization decisions. In versions prior to 2.3.6, 3.4.1 and 4.9.0, under certain circumstances, improper input handling could allow Record-to-Entity type confusion across the Java-Rust FFI...

PT-2026-57856

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 t...

GHSA-QMCH-V2Q9-WG4P CedarJava has policy injection vulnerability

Summary CedarJava is an open source Java implementation of the Cedar policy language, used for fine-grained authorization decisions. Under certain circumstances, improper input handling could allow policy injection. Impact Cedar-expression injection via unescaped toCedarExpr The toCedarExpr metho...

GHSA-93G4-M6XV-CMVR CedarJava has type confusion vulnerability

Summary CedarJava is an open source Java implementation of the Cedar policy language, used for fine-grained authorization decisions. Under certain circumstances, improper input handling could allow type confusion across the Java-Rust FFI boundary. Impact Record-to-Entity type confusion across the...

PT-2026-50976

Name of the Vulnerable Software and Affected Versions CedarJava versions prior to 2.3.6 CedarJava versions prior to 3.4.1 CedarJava versions prior to 4.9.0 Description Improper input handling in the toCedarExpr method on Cedar Value types allows for Cedar-expression injection. The method fails to...