DEBIAN-CVE-2025-54812

Source
https://security-tracker.debian.org/tracker/CVE-2025-54812
Import Source
https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2025-54812.json
JSON Data
https://api.osv.dev/v1/vulns/DEBIAN-CVE-2025-54812
Upstream
Downstream
Published
2025-08-22T19:15:39.803Z
Modified
2026-01-10T14:07:20.327242Z
Severity
  • 5.4 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N CVSS Calculator
Summary
[none]
Details

Improper Output Neutralization for Logs vulnerability in Apache Log4cxx. When using HTMLLayout, logger names are not properly escaped when writing out to the HTML file. If untrusted data is used to retrieve the name of a logger, an attacker could theoretically inject HTML or Javascript in order to hide information from logs or steal data from the user. In order to activate this, the following sequence must occur: * Log4cxx is configured to use HTMLLayout. * Logger name comes from an untrusted string * Logger with compromised name logs a message * User opens the generated HTML log file in their browser, leading to potential XSS Because logger names are generally constant strings, we assess the impact to users as LOW This issue affects Apache Log4cxx: before 1.5.0. Users are recommended to upgrade to version 1.5.0, which fixes the issue.

References

Affected packages

Debian:11 / log4cxx

Package

Name
log4cxx
Purl
pkg:deb/debian/log4cxx?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.11.0-2+deb11u1

Affected versions

0.*
0.11.0-2

Ecosystem specific

{
    "urgency": "not yet assigned"
}

Database specific

source
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2025-54812.json"

Debian:12 / log4cxx

Package

Name
log4cxx
Purl
pkg:deb/debian/log4cxx?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.0.0-1+deb12u1

Affected versions

1.*
1.0.0-1

Ecosystem specific

{
    "urgency": "not yet assigned"
}

Database specific

source
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2025-54812.json"

Debian:13 / log4cxx

Package

Name
log4cxx
Purl
pkg:deb/debian/log4cxx?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.4.0-1+deb13u1

Affected versions

1.*
1.4.0-1

Ecosystem specific

{
    "urgency": "not yet assigned"
}

Database specific

source
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2025-54812.json"

Debian:14 / log4cxx

Package

Name
log4cxx
Purl
pkg:deb/debian/log4cxx?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.4.0-1.1

Affected versions

1.*
1.4.0-1

Ecosystem specific

{
    "urgency": "not yet assigned"
}

Database specific

source
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2025-54812.json"