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CVE-2023-47125

MEDIUM
Published 2023-11-14T20:07:56.433Z
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CVSS Score

V3.1
4.7
/10
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N
Base Score Metrics
Exploitability: N/A Impact: N/A

EPSS Score

v2025.03.14
0.003
probability
of exploitation in the wild

There is a 0.3% chance that this vulnerability will be exploited in the wild within the next 30 days.

Updated: 2025-06-25
Exploit Probability
Percentile: 0.560
Higher than 56.0% of all CVEs

Attack Vector Metrics

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED

Impact Metrics

Confidentiality
LOW
Integrity
LOW
Availability
NONE

Description

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.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

TYPO3

html-sanitizer

Affected Versions:

>= 1.0.0, < 1.5.3 >= 2.0.0, < 2.1.4

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

✓ GitHub Reviewed MODERATE

Bypassing Cross-Site Scripting Protection in TYPO3 HTML Sanitizer

GHSA-mm79-jhqm-9j54

Advisory Details

> ### 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)

Affected Packages

Packagist typo3/html-sanitizer
ECOSYSTEM: ≥1.0.0 <1.5.3
Packagist typo3/html-sanitizer
ECOSYSTEM: ≥2.0.0 <2.1.4

CVSS Scoring

CVSS Score

5.0

CVSS Vector

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

References

WEB https://github.com/TYPO3/html-sanitizer/security/advisories/GHSA-mm79-jhqm-9j54
ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2023-47125
WEB https://github.com/TYPO3/html-sanitizer/commit/b8f90717251d968c49dc77f8c1e5912e2fbe0dff
PACKAGE https://github.com/TYPO3/html-sanitizer
WEB https://typo3.org/security/advisory/typo3-core-sa-2023-007

Advisory provided by GitHub Security Advisory Database. Published: November 14, 2023, Modified: November 15, 2023

References

https://github.com/TYPO3/html-sanitizer/security/advisories/GHSA-mm79-jhqm-9j54
https://github.com/TYPO3/html-sanitizer/commit/b8f90717251d968c49dc77f8c1e5912e2fbe0dff
https://typo3.org/security/advisory/typo3-core-sa-2023-007
Published: 2023-11-14T20:07:56.433Z
Last Modified: 2024-08-29T20:25:31.869Z
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