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CVE-2026-48931
low
CVSS 3.7
Vulnerability in node (CVE-2026-48931)
Summary
vulnerability in node (CVE-2026-48931). Risk of unauthorized operations or information disclosure. Mitigation: upgrade to `22.23.0, 24.17.0, 26.3.1` or later.
AI summary snake-internal / snake-material-v2
A vulnerability tracked as **CVE-2026-48931** has been found in node.
Risk of unauthorized operations or information disclosure. CVSS score: 3.7/10.
What to do: upgrade node to **22.23.0, 24.17.0, 26.3.1** or later.
If unsure, ask your IT team or search "node CVE-2026-48931" on the vendor's site.
CVE-2026-48931 (node) — CWE-367 / CVSS v3 3.7
Attack vector: remote (network-reachable) / unauthenticated / no user interaction
Patched: `22.23.0, 24.17.0, 26.3.1` — 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-367) exists in node.
📍 Affected scope
node — .
🔥 Severity
Severity: Low (CVSS 3.7/10). Risk of unauthorized operations or information disclosure
🔧 How to fix
Update to **22.23.0, 24.17.0, 26.3.1**.
🛡️ 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 'node' .` 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 'node' . | 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 `node` 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 node to 22.23.0, 24.17.0, 26.3.1ステージング環境で 22.23.0, 24.17.0, 26.3.1 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。
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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。
Affected packages
Bitnami
node
[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"22.23.0"},{"introduced":"23.0.0"},{"fixed":"24.17.0"},{"introduced":"25.0.0"},{"fixed":"26.3.1"}]}]
Bitnami
node-min
[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"22.23.0"},{"introduced":"23.0.0"},{"fixed":"24.17.0"},{"introduced":"25.0.0"},{"fixed":"26.3.1"}]}]
References
- web https://nvd.nist.gov/vuln/detail/CVE-2026-48931
- web https://nodejs.org/en/blog/vulnerability/june-2026-security-releases
- web https://github.com/advisories/GHSA-w88c-7765-q5gg
- web https://github.com/nodejs/node/issues/63989
- web https://jdstaerk.substack.com/p/nodejs-security-fix-silently-broke
- web http://www.openwall.com/lists/oss-security/2026/07/02/2