DEBIAN-CVE-2026-103431

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Source
https://security-tracker.debian.org/tracker/CVE-2026-103431
Import Source
https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-103431.json
JSON Data
https://api.osv.dev/v1/vulns/DEBIAN-CVE-2026-103431
Upstream
Published
2026-10-01T09:17:07Z
Modified
2026-10-03T01:00:08Z
Severity
  • 7.7 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:N CVSS Calculator
Summary
[none]
Details

colmux in collectl before 4.3.20.2 does not sanitize ANSI/VT100 terminal escape sequences in data received from remote collectl instances before displaying it, allowing a local user on a monitored host to inject escape sequences into the terminal of an operator running colmux, via a crafted process name (argv[0]).

References

Affected packages

Debian:12 / collectl

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

4.*
4.3.1-1
4.3.6-2
4.3.20.1-1
4.3.20.1-2
4.3.20.2-1

Ecosystem specific 

{
    "urgency":  "unimportant"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-103431.json"

Debian:13 / collectl

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

4.*
4.3.1-1
4.3.6-2
4.3.20.1-1
4.3.20.1-2
4.3.20.2-1

Ecosystem specific 

{
    "urgency":  "unimportant"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-103431.json"

Debian:14 / collectl

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

4.*
4.3.1-1
4.3.6-2
4.3.20.1-1
4.3.20.1-2
4.3.20.2-1

Ecosystem specific 

{
    "urgency":  "unimportant"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-103431.json"