CVE-2026-55771: Cedar-Java has policy injection, type confusion, and incorrect equality comparison vulnerabilities

July 28, 2026

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.

References

github.com/advisories/GHSA-4r9r-4425-74p7
github.com/cedar-policy/cedar-java/security/advisories/GHSA-4r9r-4425-74p7
nvd.nist.gov/vuln/detail/CVE-2026-55771

Code Behaviors & Features

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