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CVE-2026-9804
high
CVSS 7.7
Vulnerability in kubevirt.io/kubevirt (CVE-2026-9804)
Summary
vulnerability in kubevirt.io/kubevirt (CVE-2026-9804). Confidential information can be exposed externally.
AI summary snake-internal / snake-material-v2
A vulnerability tracked as **CVE-2026-9804** has been found in kubevirt.io/kubevirt.
Confidential information can be exposed externally. CVSS score: 7.7/10.
What to do: apply the vendor's official patched release.
If unsure, ask your IT team or search "kubevirt.io/kubevirt CVE-2026-9804" on the vendor's site.
CVE-2026-9804 (kubevirt.io/kubevirt) — CWE-59 / CVSS v3 7.7
Attack vector: remote (network-reachable) / no user interaction
Plan: 1) Audit SBOM/dependencies, 2) Stage→prod upgrade, 3) Add WAF/proxy monitoring on affected endpoints, 4) Hunt IOCs in logs.
Refs: see the GHSA / vendor advisory / patched release linked on this page.
❓ What is the problem
**A vulnerability** (CWE-59) exists in kubevirt.io/kubevirt.
📍 Affected scope
kubevirt.io/kubevirt — .
🔥 Severity
Severity: High (CVSS 7.7/10). Confidential information can be exposed externally
🔧 How to fix
Update to the patched release per vendor advisory.
🛡️ Workaround
Until the patch is applied: disable the affected feature, apply WAF rules, or restrict access via network ACLs.
🔍 Detection
Search webserver/proxy logs for unusual request patterns matching this CVE's known IOCs. Run `grep -r 'kubevirt.io/kubevirt' .` against your dependency files (package-lock.json, requirements.txt, go.sum) to find affected services.
Response Actions (7 steps)
Concrete steps and command examples for SOC/SRE teams to execute in order
-
1Identify exposure identify
grep -r 'kubevirt.io/kubevirt' . | grep -v node_modulesリポジトリと本番環境の依存ファイル (package-lock.json / requirements.txt / go.sum / Gemfile.lock 等) で `kubevirt.io/kubevirt` を grep し、稼働しているサービス・バージョンを把握する。
-
7Post-deployment verification verify
Confirm patched version is live in productionパッチ適用後、ステージングで PoC または同等の悪用パターンを再現して脆弱性が閉じたことを確認。本番では Step 3 と同じログクエリでアラート再発が無いか継続監視。
Affected packages
go
kubevirt.io/kubevirt
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
References
- web https://nvd.nist.gov/vuln/detail/CVE-2026-9804
- web 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
- web 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
- web https://github.com/advisories/GHSA-mpmf-3w4r-qfpf
- web 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
- web 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
- web 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
- web 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
- web 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
- web 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
- web https://github.com/kubevirt/kubevirt/commit/6ea563fa94d8ca803f8dd9394cefd8cae36bb0ee