{"action":"Upgrade kubevirt.io/kubevirt to 1.5.3 or later.","affected":[{"fixed":"1.5.3","introduced":"0"},{"fixed":"1.6.1","introduced":"1.6.0-alpha.0"}],"component":"kubevirt.io/kubevirt","cve_ids":["CVE-2025-64434"],"ecosystem":"Go","epss":0.00198,"exploited":false,"fixed_versions":["1.5.3","1.6.1"],"ghsa_id":"GHSA-ggp9-c99x-54gp","id":"tcs_01M5KFAZR49KMBKJ8P1NGG9BYT","modified_at":"2026-09-10T03:50:31.046188127Z","published_at":"2025-11-06T23:35:03Z","references":["https://osv.dev/vulnerability/GHSA-ggp9-c99x-54gp","https://github.com/kubevirt/kubevirt/security/advisories/GHSA-ggp9-c99x-54gp","https://nvd.nist.gov/vuln/detail/CVE-2025-64434","https://github.com/kubevirt/kubevirt/commit/231dc69723f331dc02f65a31ab4c3d6869f40d6a","https://github.com/kubevirt/kubevirt/commit/af2f08a9a186eccc650f87c30ab3e07b669e8b5b","https://github.com/kubevirt/kubevirt/commit/b9773bc588e6e18ece896a2dad5336ef7a653074","https://github.com/kubevirt/kubevirt"],"severity":{"label":"medium","score":4.7},"sources":[{"source":"osv","source_id":"GHSA-ggp9-c99x-54gp","url":"https://osv.dev/vulnerability/GHSA-ggp9-c99x-54gp"}],"summary":"KubeVirt's Improper TLS Certificate Management Handling Allows API Identity Spoofing"}