CVE-2023-47125 – typo3/html-sanitizer

Package

Manager: composer
Name: typo3/html-sanitizer
Vulnerable Version: >=1.0.0 <1.5.3 || >=2.0.0 <2.1.4

Severity

Level: Medium

CVSS v3.1: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N

CVSS v4.0: CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:P/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N

EPSS: 0.00341 pctl0.56096

Details

Bypassing Cross-Site Scripting Protection in TYPO3 HTML Sanitizer > ### CVSS: `CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N/E:F/RL:O/RC:C` (4.4) ### Problem DOM processing instructions are not handled correctly. This allows bypassing the cross-site scripting mechanism of [`typo3/html-sanitizer`](https://packagist.org/packages/typo3/html-sanitizer). ### Solution Update to `typo3/html-sanitizer` versions 1.5.3 or 2.1.4 that fix the problem described. ### Credits Thanks to Yaniv Nizry and Niels Dossche who reported this issue, and to TYPO3 core & security team member Oliver Hader who fixed the issue. ### References * [TYPO3-CORE-SA-2023-007](https://typo3.org/security/advisory/typo3-core-sa-2023-007) * [Context & Details at `masterminds/html5`](https://github.com/Masterminds/html5-php/issues/241)

Metadata

Created: 2023-11-14T20:33:27Z
Modified: 2023-11-15T18:15:24Z
Source: https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2023/11/GHSA-mm79-jhqm-9j54/GHSA-mm79-jhqm-9j54.json
CWE IDs: ["CWE-79"]
Alternative ID: GHSA-mm79-jhqm-9j54
Finding: F008
Auto approve: 1