UBUNTU-CVE-2026-26081

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Source
https://ubuntu.com/security/CVE-2026-26081
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-26081.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2026-26081
Upstream
Downstream
Related
Published
2026-02-12T00:00:00Z
Modified
2026-07-29T10:18:33Z
Severity
  • 4.8 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:L CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

HAProxy Community Edition 3.0 through 3.3 before 3.3.3 lacks a length check for the NEW_TOKEN format. HAProxy Enterprise and ALOHA are also affected.

References

Affected packages

Ubuntu:25.10 / haproxy

Package

Name
haproxy
Purl
pkg:deb/ubuntu/haproxy?arch=source&distro=questing

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
3.0.12-0ubuntu0.25.10.3

Affected versions

3.*
3.0.8-1ubuntu1
3.0.8-1ubuntu1.1
3.0.10-1ubuntu1
3.0.10-1ubuntu2
3.0.10-1ubuntu3
3.0.12-0ubuntu0.25.10.1

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "haproxy",
            "binary_version": "3.0.12-0ubuntu0.25.10.3"
        },
        {
            "binary_name": "vim-haproxy",
            "binary_version": "3.0.12-0ubuntu0.25.10.3"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-26081.json"