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CVE-2026-31476
high
CVSS 8.2
Vulnerability in dos (CVE-2026-31476)
Summary
vulnerability in dos (CVE-2026-31476). Risk of unauthorized operations or information disclosure.
AI summary snake-internal / snake-material-v2
A vulnerability tracked as **CVE-2026-31476** has been found in dos.
Risk of unauthorized operations or information disclosure. CVSS score: 8.2/10.
What to do: apply the vendor's official patched release.
If unsure, ask your IT team or search "dos CVE-2026-31476" on the vendor's site.
CVE-2026-31476 (dos) — CVSS v3 8.2
Attack vector: remote (network-reachable) / unauthenticated / 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** (unclassified) exists in dos.
📍 Affected scope
dos — .
🔥 Severity
Severity: High (CVSS 8.2/10). Risk of unauthorized operations or information disclosure
🔧 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 'dos' .` 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 'dos' . | 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 `dos` を grep し、稼働しているサービス・バージョンを把握する。
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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。
References
- web https://git.kernel.org/stable/c/1d1888b4a7aec518b707f6eca0bf08992c0e8da3
- web https://git.kernel.org/stable/c/4642ea35c03cf3d3558c009df4757cdb7af3f82d
- web https://git.kernel.org/stable/c/6fafc4c4238e538969f1375f9ecdc6587c53f1cc
- web https://git.kernel.org/stable/c/9bbb19d21ded7d78645506f20d8c44895e3d0fb9
- web https://git.kernel.org/stable/c/a897064a457056acb976e20e3007cdf553de340f
- web https://git.kernel.org/stable/c/e0e5edc81b241c70355217de7e120c97c3429deb
- web https://git.kernel.org/stable/c/f5300690c23c5ac860499bb37dbc09cf43fd62e6
- web https://nvd.nist.gov/vuln/detail/CVE-2026-31476
- web https://github.com/advisories/GHSA-223f-gch2-xvq3