CVE-2021-21370

Cross-Site Scripting in Content Preview (CType menu)

State: Published
Severity: 5.4 Medium
Published: Mar 23, 2021
Updated: Aug 3, 2024
Reserved: Dec 22, 2020

Description

TYPO3 is an open source PHP based web content management system. In TYPO3 before versions 7.6.51, 8.7.40, 9.5.25, 10.4.14, 11.1.1 it has been discovered that content elements of type _menu_ are vulnerable to cross-site scripting when their referenced items get previewed in the page module. A valid backend user account is needed to exploit this vulnerability. This is fixed in versions 7.6.51, 8.7.40, 9.5.25, 10.4.14, 11.1.1.

Scores

CVSS	Score	Vector	Source
3.1	5.4 Medium	CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N	GitHub_M

Weaknesses

CWE-79 Cross-site Scripting (XSS)

Affected Products

Product	Versions
TYPO3.CMSTYPO3	>= 7.0.0, <= 7.6.50Affected >= 8.0.0, <= 8.7.39Affected >= 9.0.0, <= 9.5.24Affected >= 10.0.0, <= 10.4.13Affected >= 11.0.0, <= 11.1.0Affected

References

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