CVE-2026-47774
CVE-2026-47774: 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 severityHigh7.5
High [CVE-2026-47774] HTTP/2 Remote Denial of Service via HPACK compression bomb and Slowloris-style attack
CVE-2026-47774Source published
HTTP/2 Remote Denial of Service via HPACK compression bomb and Slowloris-style attack. Red Hat rates this important (CVSS 7.5). Weakness: CWE-409. Affected package(s): openshift-service-mesh/istio-proxyv2-rhel9:1781069908, openshift-service-mesh/istio-proxyv2-rhel9:1781070158, openshift-service-mesh/istio-proxyv2-rhel9:1781070967, openshift-service-mesh/proxyv2-rhel9:1781604724, openshift-service-mesh/istio-proxyv2-rhel9:1781094520. Resolved in Red Hat advisory RHSA-2026:26210 — update the affected packages (`sudo dnf update`).
- Affected products in this advisory
- Red Hat OpenShift Service Mesh 2.6
- Red Hat OpenShift Service Mesh 3.1
- Red Hat OpenShift Service Mesh 3.2
- Red Hat OpenShift Service Mesh 3.3
1 more entries in the full advisory.
- Source-reported affected versions
- openshift-service-mesh/istio-proxyv2-rhel9:1781069908
- openshift-service-mesh/istio-proxyv2-rhel9:1781070158
- openshift-service-mesh/istio-proxyv2-rhel9:1781070967
- openshift-service-mesh/proxyv2-rhel9:1781604724
1 more entries in the full advisory.
- Source-reported fixed versions
- RHSA-2026:26210
- Mitigation guidance
- Update the affected package(s) to the fixed version shipped in RHSA-2026:26210 (`sudo dnf update` / `yum update`).
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