CVE-2023-47125
MEDIUMTypo3 Html Sanitizer < 1.5.3 - XSS
Title source: ruleDescription
TYPO3 is an open source PHP based web content management system released under the GNU GPL. In affected versions DOM processing instructions are not handled correctly. This allows bypassing the cross-site scripting mechanism of typo3/html-sanitizer. This vulnerability has been addressed in versions 1.5.3 and 2.1.4. Users are advised to upgrade. There are no known workarounds for this vulnerability.
Exploits (1)
nomisec
WORKING POC
by nikn0laty · poc
https://github.com/nikn0laty/TYPO3-HTML-Sanitizer-XSS-CVE-2023-47125
Scores
CVSS v3
4.7
EPSS
0.0048
EPSS Percentile
65.3%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N
Details
CWE
CWE-79
Status
published
Products (4)
typo3/html-sanitizer
1.0.0 - 1.5.3Packagist
typo3/html_sanitizer
1.0.0 - 1.5.3
typo3/typo3
11.3.2 - 11.5.33
typo3/typo3
8.7.42 - 8.7.55
Published
Nov 14, 2023
Tracked Since
Feb 18, 2026