CVE-2026-66080
CVE-2026-66080: 1 tracked advisory record across Red Hat. Compare vendor sources and published fix guidance.
Compare the source-linked records below. Ratings and product/version details belong to each advisory; they are not a single CVE-wide score or proof that every listed product is affected. How VulniPulse collects and checks evidence.
Vendor advisory comparison
Red Hat
1 advisory- Advisory severityMedium4.9
Medium [CVE-2026-66080] Denial of Service via unbounded super-stream partition allocation
CVE-2026-66080Source published Source updated
Denial of Service via unbounded super-stream partition allocation. Red Hat rates this moderate (CVSS 4.9). Weakness: CWE-770. Red Hat lists fixing advisory RHSA-2026:67552 with package rabbitmq-server4-3-main-4.3.6-1.hum1. Affected products named by the advisory: Red Hat Hardened Images; Red Hat OpenStack Platform 18.0.
- Related products — impact not confirmed
- Red Hat Hardened Images
- Red Hat OpenStack Platform 18.0
- Source-reported affected versions
- < 4.1.11
- < 4.2.6
- < 4.3.0
- Source-reported fixed versions
- rabbitmq-server4-3-main-4.3.6-1.hum1
- RHSA-2026:67552
- Mitigation guidance
- Restrict management-tagged accounts and disable stream management where it is not needed.
Android app · Google Play
Monitor future Red Hat CVEs from your phone.
Choose a whole vendor or a precise platform, then receive matching security advisories by phone notification, email, or both. Coverage follows 32 official vendor sources and 160+ reviewed platform categories.