[UPDATE] [medium] Red Hat OpenShift Service Mesh: Multiple vulnerabilities
A remote, anonymous attacker can exploit multiple vulnerabilities in Red Hat OpenShift Service Mesh to bypass security measures, execute malicious code, or cause a Denial of Service.
CSIRTS triage
- What
- Multiple vulnerabilities can be exploited to bypass security measures, execute malicious code, or cause Denial of Service.
- Who is affected
- Remote, anonymous users of Red Hat OpenShift Service Mesh are affected.
- Urgency
- Remediation is critical due to the potential for severe exploitation.
- Action
- Update to the latest version of OpenShift Service Mesh.
AI-assisted analysis generated from the source advisory — verify against the original.
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Details
Original advisory: https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2025-2798
Exploitation outlook
EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.
- Low exploitation riskCVE-2025-536430.30% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 22% of all scored CVEs.
- Moderate exploitation riskCVE-2025-647563.1% 30-day exploitation probability. Patch within normal cadence, watch for KEV listing. Riskier than 87% of all scored CVEs.
- Low exploitation riskCVE-2025-660310.42% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 35% of all scored CVEs.
Referenced CVEs
| CVE | CSIRTS overview | External |
|---|---|---|
| CVE-2025-53643 | coverage & exploitation status | NVD · CVE.org |
| CVE-2025-64756 | coverage & exploitation status | NVD · CVE.org |
| CVE-2025-66031 | coverage & exploitation status | NVD · CVE.org |
Same CVEs, other sources
How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.
Recent advisories for Red Hat OpenShift
A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.
- highCVE-2026-18381: A flaw was found in the koku-metrics-operator for Red Hat OpenShift. The operator's CostManage…nvd · 2026-07-30
- medium[UPDATE] [medium] Red Hat OpenShift Container Platform (Router): Vulnerability allows bypassing security measu…cert-bund · 2026-07-30
- medium[UPDATE] [medium] Red Hat OpenShift Container Platform (kubelet, cri-o, kube-apiserver): Vulnerability allows …cert-bund · 2026-07-30
- high[UPDATE] [high] Red Hat OpenShift Container Platform (gRPC-Go): Vulnerability allows bypassing security measur…cert-bund · 2026-07-30
- high[UPDATE] [high] Kiali for Red Hat OpenShift Service Mesh (Axios, Go, Follow-redirects): Multiple vulnerabiliti…cert-bund · 2026-07-30
- medium[NEW] [medium] Red Hat OpenShift Container Platform (fast-uri, OpenTelemetry-Go): Multiple vulnerabilitiescert-bund · 2026-07-30
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