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CVE-2025-40140
high
CVSS 8.8
Vulnerability in CVE-2025-40140 (CVE-2025-40140)
Summary
vulnerability in CVE-2025-40140 (CVE-2025-40140). Successful exploitation can lead to full system takeover.
AI summary snake-internal / snake-material-v2
A vulnerability tracked as **CVE-2025-40140** has been found in CVE-2025-40140.
Successful exploitation can lead to full system takeover. CVSS score: 8.8/10.
What to do: apply the vendor's official patched release.
If unsure, ask your IT team or search "CVE-2025-40140 CVE-2025-40140" on the vendor's site.
CVE-2025-40140 (CVE-2025-40140) — CVSS v3 8.8
Attack vector: adjacent-network / 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 CVE-2025-40140.
📍 Affected scope
CVE-2025-40140 — .
🔥 Severity
Severity: High (CVSS 8.8/10). Successful exploitation can lead to full system takeover
🔧 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. Audit SBOM/dependencies to find affected services.
Response Actions (7 steps)
Concrete steps and command examples for SOC/SRE teams to execute in order
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1Identify exposure identify
Audit SBOM/dependencies for affected components.依存マニフェストで影響コンポーネントを特定する。
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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/114e05344763a102a8844efd96ec06ba99293ccd
- web https://git.kernel.org/stable/c/1a08a37ac03d07a1608a1592791041cac979fbc3
- web https://git.kernel.org/stable/c/54f8ef1a970a8376e5846ed90854decf7c00555d
- web https://git.kernel.org/stable/c/6053e47bbf212b93c051beb4261d7d5a409d0ce3
- web https://git.kernel.org/stable/c/6394bade9daab8e318c165fe43bba012bf13cd8e
- web https://git.kernel.org/stable/c/958baf5eaee394e5fd976979b0791a875f14a179
- web https://git.kernel.org/stable/c/9d72df7f5eac946f853bf49c428c4e87a17d91da
- web https://git.kernel.org/stable/c/cce3c0e21cdd15bcba5c35d3af1700186de8f187
- web https://nvd.nist.gov/vuln/detail/CVE-2025-40140
- web https://github.com/advisories/GHSA-9f54-r6pv-hv3h