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CVE-2026-31585
medium
CVSS 5.5
Vulnerability in c (CVE-2026-31585)
Summary
vulnerability in c (CVE-2026-31585). Risk of unauthorized operations or information disclosure.
AI summary snake-internal / snake-material-v2
A vulnerability tracked as **CVE-2026-31585** has been found in c.
Risk of unauthorized operations or information disclosure. CVSS score: 5.5/10.
What to do: apply the vendor's official patched release.
If unsure, ask your IT team or search "c CVE-2026-31585" on the vendor's site.
CVE-2026-31585 (c) — CWE-401 / CVSS v3 5.5
Attack vector: local / 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-401) exists in c.
📍 Affected scope
c — .
🔥 Severity
Severity: Medium (CVSS 5.5/10). 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 'c' .` 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 'c' . | 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 `c` 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。
References
- web https://git.kernel.org/stable/c/17cb7957c979529cc98ff57f7ac331532f1f7c83
- web https://git.kernel.org/stable/c/25f19e476ab15defe698504212899fdb9f7cd61b
- web https://git.kernel.org/stable/c/4bf95f797edd63c93330eafb6d6e670982344b9b
- web https://git.kernel.org/stable/c/60f768d46df561e06d92ffcacc00909f37a0f23d
- web https://git.kernel.org/stable/c/80900b5424f3454256153ce386388df43b324f63
- web https://git.kernel.org/stable/c/83110c2c8c46c035c2e0fc8ff3e4991183bf9ccd
- web https://git.kernel.org/stable/c/98c22210aeadce67d9d20059f0dbbd01ba7fdbba
- web https://git.kernel.org/stable/c/a0e5a598fe9a4612b852406b51153b881592aede
- web https://git.kernel.org/stable/c/f8cccb427e65d725fc0ba05e8900b4676eda268e
- web https://nvd.nist.gov/vuln/detail/CVE-2026-31585
- web https://github.com/advisories/GHSA-vmqh-6ghr-6c6p