UBUNTU-CVE-2026-73856

See a problem?
Please try reporting it to the source first.
Source
https://ubuntu.com/security/CVE-2026-73856
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-73856.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2026-73856
Upstream
  • CVE-2026-73856
Published
2026-10-02T00:00:00Z
Modified
2026-10-02T22:30:29Z
Severity
  • Ubuntu - medium
Summary
[none]
Details

[GHSA-vmg8-j66p-vgvw: Response body inspection bypass via non-canonical Content-Type casing]

References

Affected packages

Ubuntu:20.04:LTS / modsecurity

Package

Name
modsecurity
Purl
pkg:deb/ubuntu/modsecurity?arch=source&distro=focal

Affected ranges

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

Affected versions

3.*
3.0.3-1
3.0.4-1
3.0.4-1build1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libmodsecurity3",
            "binary_version": "3.0.4-1build1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-73856.json"

Ubuntu:22.04:LTS / modsecurity

Package

Name
modsecurity
Purl
pkg:deb/ubuntu/modsecurity?arch=source&distro=jammy

Affected ranges

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

Affected versions

3.*
3.0.4-2
3.0.6-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libmodsecurity3",
            "binary_version": "3.0.6-1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-73856.json"

Ubuntu:24.04:LTS / modsecurity

Package

Name
modsecurity
Purl
pkg:deb/ubuntu/modsecurity?arch=source&distro=noble

Affected ranges

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

Affected versions

3.*
3.0.10-1
3.0.11-1
3.0.12-1
3.0.12-1.1build1
3.0.12-1.1build2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libmodsecurity3t64",
            "binary_version": "3.0.12-1.1build2"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-73856.json"

Ubuntu:26.04:LTS / modsecurity

Package

Name
modsecurity
Purl
pkg:deb/ubuntu/modsecurity?arch=source&distro=resolute

Affected ranges

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

Affected versions

3.*
3.0.14-1build1
3.0.14-1build2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libmodsecurity3t64",
            "binary_version": "3.0.14-1build2"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-73856.json"