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vulnerabilityCVE-2026-3784
Name
CVE-2026-3784
Source
NVD ( link)Debian ( link)
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.
Published Date
Updated Date
Workaround
-

Analysis#


Affected Component
Analysis
curl
Patched

Vulnerability Ratings#


6.5
CVSSv31
NaN
other

Others affected components#


Name
Project
Project Version
Version
Status
buildroot
2025.02.x
8.20.0
Not Affected
buildroot
master
8.21.0
Not Affected
openwrt
master
8.19.0-r2
Not Affected
openwrt
master
8.20.0-r1
Not Affected
openwrt
openwrt-25.12
8.19.0-r2
Not Affected
openwrt
openwrt-25.12
8.14.1-r1
Exploitable
yocto
master
8.20.0
Not Affected
yocto
scarthgap
8.7.1
Patched

Resolved with patches#


curl (yocto:kirkstone)

#
Title
Author
Resolve
1
proxy-auth: additional tests
Stefan Eissing <stefan@eissing.org>
CVE-2026-3784

curl (yocto:scarthgap)

#
Title
Author
Resolve
1
proxy-auth: additional tests
Stefan Eissing <stefan@eissing.org>
CVE-2026-3784