Medium5.9Red Hat & Ubuntu Linux

Quarkus REST Worker Thread Exhaustion Vulnerability

CVE-2025-66560 Published Jan 8, 2026

CVE-2025-66560

Affected products & platforms

Red Hat & Ubuntu LinuxUnclassified

Summary

Quarkus REST Worker Thread Exhaustion Vulnerability. Red Hat rates this moderate (CVSS 5.9). Weakness: CWE-772. Affected package(s): quarkus-rest. Resolved in Red Hat advisory RHSA-2026:1899 — update the affected packages (`sudo dnf update`).

Affected versions

quarkus-rest

Official advisory · high-confidence parse· fetched 1 day ago·verify at source

Fixed versions

RHSA-2026:1899

Official advisory · high-confidence parse· fetched 1 day ago·verify at source

Mitigation checklist

Recommended fix / mitigation

Update the affected package(s) to the fixed version shipped in RHSA-2026:1899 (`sudo dnf update` / `yum update`).

Official advisory · high-confidence parse· fetched 1 day ago·verify at source

Discussion(0)

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