CVE-2026-13208: Kubevirt: virt-handler-rhel9: kubevirt: virt-handler notify server trusts vmi identity from unauthenticated grpc request body
CSIRTS triage
- What
- The virt-handler notify server trusts VMI identity from unauthenticated gRPC request body.
- Who is affected
- Deployments using Kubevirt virt-handler on RHEL 9.
- Urgency
- Remediation is medium urgency due to the medium severity of the issue.
- Action
- Apply updates to mitigate CVE-2026-13208.
AI-assisted analysis generated from the source advisory — verify against the original.
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Details
Original advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-13208
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-2026-132080.13% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 3% of all EPSS-scored CVEs.
Referenced CVEs
| CVE | CSIRTS overview | External |
|---|---|---|
| CVE-2026-13208 | coverage & exploitation status | NVD · CVE.org |
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