DEBIAN-CVE-2026-3784

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Source
https://security-tracker.debian.org/tracker/CVE-2026-3784
Import Source
https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-3784.json
JSON Data
https://api.osv.dev/v1/vulns/DEBIAN-CVE-2026-3784
Upstream
Published
2026-03-11T11:16:00Z
Modified
2026-09-16T08:47:36Z
Severity
  • 6.5 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N CVSS Calculator
Summary
[none]
Details

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.

References

Affected packages

Debian:12 / curl

Package

Name
curl
Purl
pkg:deb/debian/curl?arch=source&distro=bookworm

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
7.88.1-10+deb12u15

Affected versions

7.*
7.88.1-10
7.88.1-10+deb12u1~bpo11+1
7.88.1-10+deb12u1
7.88.1-10+deb12u2
7.88.1-10+deb12u3~bpo11+1
7.88.1-10+deb12u3
7.88.1-10+deb12u4
7.88.1-10+deb12u5~bpo11+1
7.88.1-10+deb12u5
7.88.1-10+deb12u6~bpo11+1
7.88.1-10+deb12u6
7.88.1-10+deb12u7
7.88.1-10+deb12u8
7.88.1-10+deb12u9
7.88.1-10+deb12u11
7.88.1-10+deb12u12
7.88.1-10+deb12u13
7.88.1-10+deb12u14

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-3784.json"

Debian:13 / curl

Package

Name
curl
Purl
pkg:deb/debian/curl?arch=source&distro=trixie

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
8.14.1-2+deb13u4

Affected versions

8.*
8.14.1-2
8.14.1-2+deb13u1
8.14.1-2+deb13u2~bpo13+1
8.14.1-2+deb13u2
8.14.1-2+deb13u3

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-3784.json"

Debian:14 / curl

Package

Name
curl
Purl
pkg:deb/debian/curl?arch=source&distro=forky

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
8.19.0-1

Affected versions

8.*
8.14.1-2
8.14.1-2+exp1
8.15.0~rc1-1exp1
8.15.0~rc2-1~exp1
8.15.0~rc3-1~exp1
8.15.0-1~bpo13+1
8.15.0-1~exp1
8.15.0-1
8.16.0~rc1-1~exp1
8.16.0~rc2-1
8.16.0~rc2-2
8.16.0~rc3-1
8.16.0-1~bpo13+1
8.16.0-1
8.16.0-1+exp1
8.16.0-2
8.16.0-3
8.16.0-4~bpo13+1
8.16.0-4
8.17.0~rc1-1~exp1
8.17.0~rc2-1
8.17.0~rc3-1
8.17.0-1
8.17.0-2
8.17.0-3
8.18.0~rc1-1+exp1
8.18.0~rc2-1
8.18.0~rc3-1
8.18.0-1~bpo13+1
8.18.0-1
8.18.0-2
8.19.0~rc1-1~exp1
8.19.0~rc2-1
8.19.0~rc2-2
8.19.0~rc3-1
8.19.0-1~bpo13+1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-3784.json"