CVE-2026-39865
Medium
Description
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.
SeverityMedium
CVSS5.9
Exploit probability—
Product
Axios
PublishedApr 8, 2026
First seenApr 8, 2026
How to fix
Update
- axios axios1.13.2 or later
- axios1.13.2 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| axios axios | 1.0.0 ≤ v < 1.13.2 | 1.13.2 |
| axiosnpm | 1.13.0 ≤ v < 1.13.2 | 1.13.2 |
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