Axios is a promise based HTTP client for the browser and Node.js. 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.
History

Thu, 09 Apr 2026 00:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-367
References
Metrics threat_severity

None

threat_severity

Moderate


Wed, 08 Apr 2026 19:30:00 +0000

Type Values Removed Values Added
First Time appeared Axios
Axios axios
Vendors & Products Axios
Axios axios

Wed, 08 Apr 2026 16:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Wed, 08 Apr 2026 15:00:00 +0000

Type Values Removed Values Added
Description Axios is a promise based HTTP client for the browser and Node.js. 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.
Title Axios HTTP/2 Session Cleanup State Corruption Vulnerability
Weaknesses CWE-400
CWE-662
References
Metrics cvssV3_1

{'score': 5.9, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H'}


cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published: 2026-04-08T14:25:27.865Z

Updated: 2026-04-08T16:05:53.792Z

Reserved: 2026-04-07T19:13:20.379Z

Link: CVE-2026-39865

cve-icon Vulnrichment

Updated: 2026-04-08T16:05:50.934Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-04-08T15:16:16.210

Modified: 2026-04-08T21:26:13.410

Link: CVE-2026-39865

cve-icon Redhat

Severity : Moderate

Publid Date: 2026-04-08T14:25:27Z

Links: CVE-2026-39865 - Bugzilla