[UPDATE] [medium] Red Hat Advanced Cluster Security: Vulnerability allows Denial of Service
A remote, anonymous attacker can exploit a vulnerability in Red Hat Advanced Cluster Security to conduct a Denial of Service attack.
CSIRTS triage
- What
- A remote, anonymous attacker can exploit a vulnerability in Red Hat Advanced Cluster Security to conduct a Denial of Service attack.
- Who is affected
- Users of Red Hat Advanced Cluster Security are affected by this vulnerability.
- Urgency
- Remediation is medium urgency as denial of service can disrupt service availability.
- Action
- Update to the latest version of Red Hat Advanced Cluster Security to mitigate the vulnerability.
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-2025-0512
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-2025-228680.80% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 52% of all scored CVEs.
Referenced CVEs
| CVE | CSIRTS overview | External |
|---|---|---|
| CVE-2025-22868 | 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 Advanced
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.
- high[UPDATE] [high] Red Hat Advanced Cluster Management and Multicluster engine for Kubernetes: Vulnerability allo…cert-bund · 2026-07-10
- high[UPDATE] [high] Red Hat Enterprise Linux (Advanced Cluster Management): Multiple vulnerabilitiescert-bund · 2026-07-09
- highCVE-2026-9165: A flaw was found in Red Hat Advanced Cluster Security for Kubernetes (RHACS). Central does not …nvd · 2026-07-06
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