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CVE-2026-37504
medium
CVSS 5.3
Vulnerability in v2board (CVE-2026-37504)
Summary
vulnerability in v2board (CVE-2026-37504). Confidential information can be exposed externally. Exploitable via `Referer header`.
AI summary snake-internal / snake-material-v2
A vulnerability tracked as **CVE-2026-37504** has been found in v2board.
Attackers can target a specific entry point like `Referer header` over the network to misuse the product.
Confidential information can be exposed externally. CVSS score: 5.3/10.
What to do: apply the vendor's official patched release.
If unsure, ask your IT team or search "v2board CVE-2026-37504" on the vendor's site.
CVE-2026-37504 (v2board) — CWE-598 / CVSS v3 5.3
Attack vector: remote (network-reachable) / unauthenticated
Attack surface: Referer header
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-598) exists in v2board. Attackers reach the vulnerable code path via `Referer header` without authentication.
📍 Affected scope
v2board — . Attack surface: Referer header.
🔥 Severity
Severity: Medium (CVSS 5.3/10). 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 'v2board' .` 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
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1Identify exposure identify
grep -r 'v2board' . | 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 `v2board` 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
- exploit [email protected]
- web [email protected]