CVE-2026-18924

9.1 Critique

Publiée le 06/09/2026 à 20:17 · Modifiée le 15/09/2026 à 09:16 · Modifiée · Source : 2499f714-1537-4658-8207-48ae4bb9eae9

Description

A flaw in libcurl's handling of HTTP/2 Server Push streams, when the parent handle is set to share connections with other handles, can lead to use-after-free in the cleanup process.

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Produits concernés

curl
Haxx curl

Scores CVSS

Version	Score	Source	Vecteur
3.1	9.1 Critique	134c704f-9b21-4f2e-91b3-4a467353bcc0	`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H`

Faiblesses (CWE)

CWE-416

Références

https://curl.se/docs/CVE-2026-18924.html PatchVendor Advisory
https://curl.se/docs/CVE-2026-18924.json Vendor Advisory
https://hackerone.com/reports/3916059 ExploitMitigationThird Party Advisory
https://hackerone.com/reports/3916059 ExploitMitigationThird Party Advisory

Ailleurs

NVD
CVE.org
CIRCL Vulnerability-Lookup
CERT-FR
GitHub Advisories