wrong proxy connection reuse with credentials (curl curl)

CVE-2026-3784
MEDIUM 6.5

En bref

Source
NVD
EPSS
EPSS 0.43 % · centile 37 ()
État
PUBLISHED
Publiée
Mise à jour
Attribuée par
curl
Statut NVD
Modified

Description

curl would wrongly reuse an existing HTTP proxy connection doing CONNECT to a server, even if the new request uses different credentials for the HTTP proxy. The proper behavior is to create or use a separate connection.

Faiblesses (CWE)

  • CWE-305 — Contournement d'authentification par faiblesse primaire

Références

Scores

VersionScoreVecteurÉvalué par
CVSS 3.1MEDIUM 6.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:NCISA-ADP
CVSS 3.1MEDIUM 6.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:NNVD · 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

Références européennes

Avis du CERT-FR

Configurations affectées (CPE NVD)

Produits affectés

ProduitVersions
curl · curlaffected 7.7.0 < 8.14.2 ; affected 8.15.0 < 8.16.1 ; affected 8.17.0 < 8.19.0
curl · curlaffected a1d6ad26100bc493c7b04f1301b1634b7f5aa8b4 < 5f13a7645e565c5c1a06f3ef86e97afb856fb364
curl · curlaffected 8.18.0 ; affected 8.17.0 ; affected 8.16.0 ; affected 8.15.0 ; affected 8.14.1 ; affected 8.14.0

Sources

SourceLicence
CVE List (CVEProject cvelistV5)CVE Program Terms of Use
EPSS (FIRST.org)FIRST — attribution requested
ENISA EUVDENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feedsPublic domain — this product uses data from the NVD API but is not endorsed or certified by the NVD