Vulnerability in Axios (CVE-2026-39865)
Summary
Vulnerability in Axios (CVE-2026-39865). Risk of unauthorized operations or information disclosure. Mitigation: upgrade to 1.13.2 or later.
Original description
The description as published by the source.
Axios is a promise based HTTP client for the browser and Node.js. Starting in version 1.13.0 and prior to 1.13.2, Axios HTTP/2 session cleanup logic contains a state corruption bug that allows a malicious server to crash the client process through concurrent session closures. The vulnerability exists in the Http2Sessions.getSession() method in lib/adapters/http.js. The session cleanup logic contains a control flow error when removing sessions from the sessions array. This vulnerability is fixed in 1.13.2.
Source: NIST National Vulnerability Database NVD
Auto-generated summary
Assembled by SecPulse from the source data (CVSS, CWE, affected versions) using templates — no AI involved. Check the original description and references below for exact details.
A vulnerability tracked as CVE-2026-39865 has been found in Axios.
Risk of unauthorized operations or information disclosure. CVSS score: 5.9/10.
What to do: upgrade Axios to 1.13.2 or later.
If unsure, ask your IT team or search "Axios CVE-2026-39865" on the vendor's site.
CVE-2026-39865 (Axios) — CWE-400 / CVSS v3 5.9
Attack vector: remote (network-reachable) / unauthenticated / no user interaction
Patched: 1.13.2 — 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.
A vulnerability (CWE-400) exists in Axios.
Check the vendor advisory for the affected versions of Axios.
Severity: Medium (CVSS 5.9/10). Risk of unauthorized operations or information disclosure.
Update to 1.13.2.
Until the patch is applied: disable the affected feature, apply WAF rules, or restrict access via network ACLs.
Search webserver/proxy logs for unusual request patterns matching this CVE's known IOCs. Audit SBOM/dependencies to find affected services.
Response actions
Concrete steps and command examples for SOC/SRE teams to execute in order
-
1Identify exposure identify
Audit SBOM/dependencies for affected components.資産台帳・SBOM・依存マニフェストで Axios を使っているサービスとバージョンを洗い出す。
-
2Apply patch patch
Upgrade Axios to 1.13.2ステージング環境で 1.13.2 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を含めること。
-
3Post-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。本番ではアクセスログ・WAF でアラート再発が無いか継続監視。
Fix status by distribution
Fixed packages published by each distribution for this CVE
- Debian DEBIAN-CVE-2026-39865 node-axios
- Ubuntu UBUNTU-CVE-2026-39865 node-axios