CVE-2026-22036

MEDIUM

5.9

Description

Undici is an HTTP/1.1 client for Node.js. Prior to 7.18.0 and 6.23.0, the number of links in the decompression chain is unbounded and the default maxHeaderSize allows a malicious server to insert thousands compression steps leading to high CPU usage and excessive memory allocation. This vulnerability is fixed in 7.18.0 and 6.23.0.

Details CVE

Score CVSS v3.15.9

SeveriteMEDIUM

Vecteur CVSSCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Vecteur d'attaqueNETWORK

ComplexiteHIGH

Privileges requisNONE

Interaction utilisateurNONE

Publie1/14/2026

Derniere modification1/22/2026

Sourcenvd

Observations honeypot0

Produits affectes

nodejs:undici

Faiblesses (CWE)

CWE-770

References

https://github.com/nodejs/undici/commit/b04e3cbb569c1596f86c108e9b52c79d8475dcb3(security-advisories@github.com)

https://github.com/nodejs/undici/security/advisories/GHSA-g9mf-h72j-4rw9(security-advisories@github.com)

Correlations IOC

Aucune correlation enregistree

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