What is CVE-2026-55773?

CVE-2026-55773 is a high-severity vulnerability in Cedar-policy Cedar-java, classified under Code Injection. CVSS score: 8.8/10. Published 2026-07-13.

How severe is CVE-2026-55773?

High severity. CVSS v3 base score is 8.8 out of 10.

RCE in Cedar-policy Cedar-java

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 Ceda…

Vulnerability class: RCE (Remote Code Execution)

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Cedar-policy Cedar-java — versions < 2.3.6, >= 3.1.2, < 3.4.1, >= 4.0.0, < 4.9.0

Weakness classification (CWE)

CWE-94 — Code Injection

References

security-advisories@github.com (x_refsource_CONFIRM)

Frequently asked questions

What is CVE-2026-55773?: CVE-2026-55773 is a high-severity vulnerability in Cedar-policy Cedar-java, classified under Code Injection. CVSS score: 8.8/10. Published 2026-07-13.
How severe is CVE-2026-55773?: High severity. CVSS v3 base score is 8.8 out of 10.