MEDIUM 4.2 Microsoft
CVE-2026-13218
Kubevirt: kubevirt: symlink following in writetocachedfile allows host file overwrite from virt-launcher
Microsoft Security Update 2026-Jun: Kubevirt: kubevirt: symlink following in writetocachedfile allows host file overwrite from virt-launcher
Affected Products
- azl3 kubevirt 1.7.1-7 on Azure Linux 3.0
- azl3 kubevirt 1.7.1-8 on Azure Linux 3.0
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-13218
- https://nvd.nist.gov/vuln/detail/CVE-2026-13218
This medium severity vulnerability with a CVSS score of 4.2 was published on 2026-06-09 via Microsoft. Affected: azl3 kubevirt 1.7.1-7 on Azure Linux 3.0, azl3 kubevirt 1.7.1-8 on Azure Linux 3.0.
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