← Back
CVE-2026-45372
critical
CVSS 9.9
Vulnerability in c (CVE-2026-45372)
Summary
vulnerability in c (CVE-2026-45372). Data can be tampered with by attackers. Mitigation: upgrade to `0.44.0` or later.
AI summary snake-internal / snake-material-v2
A vulnerability tracked as **CVE-2026-45372** has been found in c.
Data can be tampered with by attackers. CVSS score: 9.9/10.
What to do: upgrade c to **0.44.0** or later.
If unsure, ask your IT team or search "c CVE-2026-45372" on the vendor's site.
CVE-2026-45372 (c) — CWE-93 / CVSS v3 9.9
Attack vector: remote (network-reachable) / unauthenticated / no user interaction
Patched: `0.44.0` — apply immediately
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-93) exists in c.
📍 Affected scope
c — .
🔥 Severity
Severity: Critical (CVSS 9.9/10). Data can be tampered with by attackers
🔧 How to fix
Update to **0.44.0**.
🛡️ 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。
-
6Apply patch patch
Upgrade c to 0.44.0ステージング環境で 0.44.0 に上げて回帰テスト → 本番反映。回帰テストはアプリの主要ハッピーパスと、Step 3 で見つけた異常検知の続報チェックを含めること。
-
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。