CVE-2025-6496

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Source
https://nvd.nist.gov/vuln/detail/CVE-2025-6496
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2025-6496.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2025-6496
Downstream
Published
2025-06-23T00:15:23Z
Modified
2025-07-01T16:33:42.823787Z
Severity
  • 3.3 (Low) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L CVSS Calculator
Summary
[none]
Details

A vulnerability was found in HTACG tidy-html5 5.8.0. It has been declared as problematic. This vulnerability affects the function InsertNodeAsParent of the file src/parser.c. The manipulation leads to null pointer dereference. Local access is required to approach this attack. The exploit has been disclosed to the public and may be used.

References

Affected packages

Debian:11 / tidy-html5

Package

Name
tidy-html5
Purl
pkg:deb/debian/tidy-html5?arch=source

Affected ranges

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

Affected versions

2:5.*

2:5.6.0-11
2:5.7.45-1~exp1
2:5.8.0-1~exp1
2:5.8.0-1~exp2
2:5.8.0-1
2:5.8.0-2

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:12 / tidy-html5

Package

Name
tidy-html5
Purl
pkg:deb/debian/tidy-html5?arch=source

Affected ranges

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

Affected versions

2:5.*

2:5.6.0-11
2:5.7.45-1~exp1
2:5.8.0-1~exp1
2:5.8.0-1~exp2
2:5.8.0-1
2:5.8.0-2

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:13 / tidy-html5

Package

Name
tidy-html5
Purl
pkg:deb/debian/tidy-html5?arch=source

Affected ranges

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

Affected versions

2:5.*

2:5.6.0-11
2:5.7.45-1~exp1
2:5.8.0-1~exp1
2:5.8.0-1~exp2
2:5.8.0-1
2:5.8.0-2

Ecosystem specific 

{
    "urgency": "not yet assigned"
}