DEBIAN-CVE-2026-42536

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Source
https://security-tracker.debian.org/tracker/CVE-2026-42536
Import Source
https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-42536.json
JSON Data
https://api.osv.dev/v1/vulns/DEBIAN-CVE-2026-42536
Upstream
  • CVE-2026-42536
Published
2026-06-08T16:16:39Z
Modified
2026-09-15T08:47:29Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

Heap-based Buffer Overflow vulnerability in Apache HTTP Server with mod_xml2enc, xml2StartParse, and untrusted content This issue affects Apache HTTP Server: from 2.4.0 through 2.4.67. Users are recommended to upgrade to version 2.4.68, which fixes the issue.

References

Affected packages

Debian:12 / apache2

Package

Name
apache2
Purl
pkg:deb/debian/apache2?arch=source&distro=bookworm

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
2.4.68-1~deb12u1

Affected versions

2.*
2.4.57-2
2.4.57-3
2.4.58-1
2.4.59-1~deb10u1
2.4.59-1~deb11u1
2.4.59-1~deb12u1
2.4.59-1
2.4.59-2
2.4.60-1
2.4.61-1~deb11u1
2.4.61-1~deb12u1
2.4.61-1
2.4.62-1~deb11u1
2.4.62-1~deb11u2
2.4.62-1~deb12u1
2.4.62-1~deb12u2
2.4.62-1
2.4.62-2
2.4.62-3
2.4.62-4
2.4.62-5
2.4.62-6
2.4.63-1
2.4.64-1
2.4.65-1~deb11u1
2.4.65-1~deb12u1
2.4.65-1
2.4.65-2
2.4.65-3
2.4.66-1~deb11u1
2.4.66-1~deb12u1
2.4.66-1~deb12u2
2.4.66-1~deb13u1
2.4.66-1~deb13u2
2.4.66-1
2.4.66-2
2.4.66-3
2.4.66-4
2.4.66-5
2.4.66-6
2.4.66-7
2.4.66-8
2.4.67-1~deb11u1
2.4.67-1~deb11u2
2.4.67-1~deb11u3
2.4.67-1~deb12u1
2.4.67-1~deb12u2
2.4.67-1~deb12u3
2.4.67-1~deb13u1
2.4.67-1~deb13u2
2.4.67-1~deb13u3
2.4.67-1
2.4.67-2

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-42536.json"

Debian:13 / apache2

Package

Name
apache2
Purl
pkg:deb/debian/apache2?arch=source&distro=trixie

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
2.4.68-1~deb13u1

Affected versions

2.*
2.4.65-2
2.4.65-3
2.4.66-1~deb11u1
2.4.66-1~deb12u1
2.4.66-1~deb12u2
2.4.66-1~deb13u1
2.4.66-1~deb13u2
2.4.66-1
2.4.66-2
2.4.66-3
2.4.66-4
2.4.66-5
2.4.66-6
2.4.66-7
2.4.66-8
2.4.67-1~deb11u1
2.4.67-1~deb11u2
2.4.67-1~deb11u3
2.4.67-1~deb12u1
2.4.67-1~deb12u2
2.4.67-1~deb12u3
2.4.67-1~deb13u1
2.4.67-1~deb13u2
2.4.67-1~deb13u3
2.4.67-1
2.4.67-2
2.4.68-1~deb12u1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-42536.json"

Debian:14 / apache2

Package

Name
apache2
Purl
pkg:deb/debian/apache2?arch=source&distro=forky

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
2.4.68-1

Affected versions

2.*
2.4.65-2
2.4.65-3
2.4.66-1~deb11u1
2.4.66-1~deb12u1
2.4.66-1~deb12u2
2.4.66-1~deb13u1
2.4.66-1~deb13u2
2.4.66-1
2.4.66-2
2.4.66-3
2.4.66-4
2.4.66-5
2.4.66-6
2.4.66-7
2.4.66-8
2.4.67-1~deb11u1
2.4.67-1~deb11u2
2.4.67-1~deb11u3
2.4.67-1~deb12u1
2.4.67-1~deb12u2
2.4.67-1~deb12u3
2.4.67-1~deb13u1
2.4.67-1~deb13u2
2.4.67-1~deb13u3
2.4.67-1
2.4.67-2
2.4.68-1~deb12u1
2.4.68-1~deb13u1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-42536.json"