CVE-2026-7168

EUVD-2026-29932
Successfully using libcurl to do a transfer over a specific HTTP proxy
(`proxyA`) with **Digest** authentication and then changing the proxy host to
a second one (`proxyB`) for a second transfer, reusing the same handle, makes
libcurl wrongly pass on the `Proxy-Authorization:` header field meant for
`proxyA`, to `proxyB`.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
curlCNA
5.3 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 45.99%
Affected Products (NVD)
VendorProductVersion
haxxcurl
7.12.0 ≤
𝑥
< 8.20.0
𝑥
= Vulnerable software versions
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources.
VendorProductVersionSource
curlcurl
7.12.0 ≤
𝑥
< 8.14.2
CNA
curlcurl
8.15.0 ≤
𝑥
< 8.16.1
CNA
curlcurl
8.17.0 ≤
𝑥
< 8.20.0
CNA
curlcurl
8.19.0
CNA
curlcurl
8.18.0
CNA
curlcurl
8.17.0
CNA
curlcurl
8.16.0
CNA
curlcurl
8.15.0
CNA
curlcurl
8.14.1
CNA
curlcurl
8.14.0
CNA
curlcurl
8.13.0
CNA
curlcurl
8.12.1
CNA
curlcurl
8.12.0
CNA
curlcurl
8.11.1
CNA
curlcurl
8.11.0
CNA
curlcurl
8.10.1
CNA
curlcurl
8.10.0
CNA
curlcurl
8.9.1
CNA
curlcurl
8.9.0
CNA
curlcurl
8.8.0
CNA
curlcurl
8.7.1
CNA
curlcurl
8.7.0
CNA
curlcurl
8.6.0
CNA
curlcurl
8.5.0
CNA
curlcurl
8.4.0
CNA
curlcurl
8.3.0
CNA
curlcurl
8.2.1
CNA
curlcurl
8.2.0
CNA
curlcurl
8.1.2
CNA
curlcurl
8.1.1
CNA
curlcurl
8.1.0
CNA
curlcurl
8.0.1
CNA
curlcurl
8.0.0
CNA
curlcurl
7.88.1
CNA
curlcurl
7.88.0
CNA
curlcurl
7.87.0
CNA
curlcurl
7.86.0
CNA
curlcurl
7.85.0
CNA
curlcurl
7.84.0
CNA
curlcurl
7.83.1
CNA
curlcurl
7.83.0
CNA
curlcurl
7.82.0
CNA
curlcurl
7.81.0
CNA
curlcurl
7.80.0
CNA
curlcurl
7.79.1
CNA
curlcurl
7.79.0
CNA
curlcurl
7.78.0
CNA
curlcurl
7.77.0
CNA
curlcurl
7.76.1
CNA
curlcurl
7.76.0
CNA
curlcurl
7.75.0
CNA
curlcurl
7.74.0
CNA
curlcurl
7.73.0
CNA
curlcurl
7.72.0
CNA
curlcurl
7.71.1
CNA
curlcurl
7.71.0
CNA
curlcurl
7.70.0
CNA
curlcurl
7.69.1
CNA
curlcurl
7.69.0
CNA
curlcurl
7.68.0
CNA
curlcurl
7.67.0
CNA
curlcurl
7.66.0
CNA
curlcurl
7.65.3
CNA
curlcurl
7.65.2
CNA
curlcurl
7.65.1
CNA
curlcurl
7.65.0
CNA
curlcurl
7.64.1
CNA
curlcurl
7.64.0
CNA
curlcurl
7.63.0
CNA
curlcurl
7.62.0
CNA
curlcurl
7.61.1
CNA
curlcurl
7.61.0
CNA
curlcurl
7.60.0
CNA
curlcurl
7.59.0
CNA
curlcurl
7.58.0
CNA
curlcurl
7.57.0
CNA
curlcurl
7.56.1
CNA
curlcurl
7.56.0
CNA
curlcurl
7.55.1
CNA
curlcurl
7.55.0
CNA
curlcurl
7.54.1
CNA
curlcurl
7.54.0
CNA
curlcurl
7.53.1
CNA
curlcurl
7.53.0
CNA
curlcurl
7.52.1
CNA
curlcurl
7.52.0
CNA
curlcurl
7.51.0
CNA
curlcurl
7.50.3
CNA
curlcurl
7.50.2
CNA
curlcurl
7.50.1
CNA
curlcurl
7.50.0
CNA
curlcurl
7.49.1
CNA
curlcurl
7.49.0
CNA
curlcurl
7.48.0
CNA
curlcurl
7.47.1
CNA
curlcurl
7.47.0
CNA
curlcurl
7.46.0
CNA
curlcurl
7.45.0
CNA
curlcurl
7.44.0
CNA
curlcurl
7.43.0
CNA
curlcurl
7.42.1
CNA
curlcurl
7.42.0
CNA
curlcurl
7.41.0
CNA
curlcurl
7.40.0
CNA
curlcurl
7.39.0
CNA
curlcurl
7.38.0
CNA
curlcurl
7.37.1
CNA
curlcurl
7.37.0
CNA
curlcurl
7.36.0
CNA
curlcurl
7.35.0
CNA
curlcurl
7.34.0
CNA
curlcurl
7.33.0
CNA
curlcurl
7.32.0
CNA
curlcurl
7.31.0
CNA
curlcurl
7.30.0
CNA
curlcurl
7.29.0
CNA
curlcurl
7.28.1
CNA
curlcurl
7.28.0
CNA
curlcurl
7.27.0
CNA
curlcurl
7.26.0
CNA
curlcurl
7.25.0
CNA
curlcurl
7.24.0
CNA
curlcurl
7.23.1
CNA
curlcurl
7.23.0
CNA
curlcurl
7.22.0
CNA
curlcurl
7.21.7
CNA
curlcurl
7.21.6
CNA
curlcurl
7.21.5
CNA
curlcurl
7.21.4
CNA
curlcurl
7.21.3
CNA
curlcurl
7.21.2
CNA
curlcurl
7.21.1
CNA
curlcurl
7.21.0
CNA
curlcurl
7.20.1
CNA
curlcurl
7.20.0
CNA
curlcurl
7.19.7
CNA
curlcurl
7.19.6
CNA
curlcurl
7.19.5
CNA
curlcurl
7.19.4
CNA
curlcurl
7.19.3
CNA
curlcurl
7.19.2
CNA
curlcurl
7.19.1
CNA
curlcurl
7.19.0
CNA
curlcurl
7.18.2
CNA
curlcurl
7.18.1
CNA
curlcurl
7.18.0
CNA
curlcurl
7.17.1
CNA
curlcurl
7.17.0
CNA
curlcurl
7.16.4
CNA
curlcurl
7.16.3
CNA
curlcurl
7.16.2
CNA
curlcurl
7.16.1
CNA
curlcurl
7.16.0
CNA
curlcurl
7.15.5
CNA
curlcurl
7.15.4
CNA
curlcurl
7.15.3
CNA
curlcurl
7.15.2
CNA
curlcurl
7.15.1
CNA
curlcurl
7.15.0
CNA
curlcurl
7.14.1
CNA
curlcurl
7.14.0
CNA
curlcurl
7.13.2
CNA
curlcurl
7.13.1
CNA
curlcurl
7.13.0
CNA
curlcurl
7.12.3
CNA
curlcurl
7.12.2
CNA
curlcurl
7.12.1
CNA
curlcurl
7.12.0
CNA
Debian logo
Debian Releases
Debian Product
Codename
curl
bookworm
7.88.1-10+deb12u15
fixed
bookworm (security)
vulnerable
bullseye
postponed
forky
8.22.0-1
fixed
sid
8.22.0-1
fixed
trixie
8.14.1-2+deb13u5
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
curl
bionic
Fixed 7.58.0-2ubuntu3.24+esm10
released
focal
Fixed 7.68.0-1ubuntu2.25+esm5
released
jammy
Fixed 7.81.0-1ubuntu1.24
released
noble
Fixed 8.5.0-2ubuntu10.9
released
questing
Fixed 8.14.1-2ubuntu1.3
released
resolute
Fixed 8.18.0-1ubuntu2.1
released
trusty
not-affected
xenial
not-affected
openSUSE logo
openSUSE / SLES Releases
openSUSE Product
Release
curl
suse enterprise desktop 15 SP7
8.14.1-150700.7.23.1
fixed
suse enterprise sap 12 SP5
8.0.1-11.126.1
fixed
suse enterprise sap 15 SP6
8.14.1-150600.4.51.1
fixed
suse enterprise sap 15 SP7
8.14.1-150700.7.23.1
fixed
suse enterprise server 12 SP3
7.37.0-37.125.1
fixed
suse enterprise server 12 SP5
8.0.1-11.126.1
fixed
suse enterprise server 15 SP4
8.14.1-150400.5.91.1
fixed
suse enterprise server 15 SP6
8.14.1-150600.4.51.1
fixed
suse enterprise server 15 SP7
8.14.1-150700.7.23.1
fixed
libcurl-devel
suse enterprise desktop 15 SP7
8.14.1-150700.7.23.1
fixed
suse enterprise sap 12 SP5
8.0.1-11.126.1
fixed
suse enterprise sap 15 SP6
8.14.1-150600.4.51.1
fixed
suse enterprise sap 15 SP7
8.14.1-150700.7.23.1
fixed
suse enterprise server 12 SP5
8.0.1-11.126.1
fixed
suse enterprise server 15 SP4
8.14.1-150400.5.91.1
fixed
suse enterprise server 15 SP6
8.14.1-150600.4.51.1
fixed
suse enterprise server 15 SP7
8.14.1-150700.7.23.1
fixed
libcurl4
suse enterprise desktop 15 SP7
8.14.1-150700.7.23.1
fixed
suse enterprise sap 12 SP5
8.0.1-11.126.1
fixed
suse enterprise sap 15 SP6
8.14.1-150600.4.51.1
fixed
suse enterprise sap 15 SP7
8.14.1-150700.7.23.1
fixed
suse enterprise server 12 SP3
7.37.0-37.125.1
fixed
suse enterprise server 12 SP5
8.0.1-11.126.1
fixed
suse enterprise server 15 SP4
8.14.1-150400.5.91.1
fixed
suse enterprise server 15 SP6
8.14.1-150600.4.51.1
fixed
suse enterprise server 15 SP7
8.14.1-150700.7.23.1
fixed
libcurl4-32bit
suse enterprise desktop 15 SP7
8.14.1-150700.7.23.1
fixed
suse enterprise sap 12 SP5
8.0.1-11.126.1
fixed
suse enterprise sap 15 SP6
8.14.1-150600.4.51.1
fixed
suse enterprise sap 15 SP7
8.14.1-150700.7.23.1
fixed
suse enterprise server 12 SP3
7.37.0-37.125.1
fixed
suse enterprise server 12 SP5
8.0.1-11.126.1
fixed
suse enterprise server 15 SP4
8.14.1-150400.5.91.1
fixed
suse enterprise server 15 SP6
8.14.1-150600.4.51.1
fixed
suse enterprise server 15 SP7
8.14.1-150700.7.23.1
fixed
Azure Linux logo
Azure Linux Releases
Azure Package
Release
curl
Azure Linux 3.0
0:8.11.1-7.azl3
fixed