TYPO3 Cross-Site Scripting in Online Media Asset Rendering · GHSA-wg8h-gxf4-g4gh · GitHub Advisory Database · GitHub

TYPO3 Cross-Site Scripting in Online Media Asset Rendering

Moderate severity GitHub Reviewed Published May 30, 2024 to the GitHub Advisory Database • Updated May 30, 2024

Package

typo3/cms-core (Composer)

Affected versions

>= 8.0.0, < 8.7.21

>= 9.0.0, < 9.5.2

Patched versions

8.7.21

9.5.2

Description

Failing to properly encode user input, online media asset rendering (*.youtube and *.vimeo files) is vulnerable to cross-site scripting. A valid backend user account or write access on the server system (e.g. SFTP) is needed in order to exploit this vulnerability.

References

Published to the GitHub Advisory Database May 30, 2024

Reviewed May 30, 2024

Last updated May 30, 2024

Severity

Moderate

6.1

/ 10

CVSS base metrics

Attack vector

Network

Attack complexity

Low

Privileges required

None

User interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

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