CVE-2011-4903: XSS

Published Nov 6, 2019
·
Updated

Cross-site Scripting (XSS) in TYPO3 before 4.3.12, 4.4.x before 4.4.9, and 4.5.x before 4.5.4 allows remote attackers to inject arbitrary web script or HTML via the RemoveXSS function.

Affected Software

7 affected componentsFixes available
debian/typo3-src
composer/typo3/cms>=4.5.0<4.5.4
4.5.4
composer/typo3/cms>=4.4.0<4.4.9
4.4.9
composer/typo3/cms<4.3.12
4.3.12
Typo3 TYPO3>=4.5.0<4.5.4
Typo3 TYPO3>=4.3.0<4.3.12
Typo3 TYPO3>=4.4.0<4.4.9

Event History

Nov 6, 2019
CVE Published
via MITRE·04:55 PM
Data Sourced
via MITRE·04:55 PM
DescriptionWeakness
Apr 22, 2022
Advisory Published
via GitHub·12:24 AM
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Frequently Asked Questions

1

What is the severity of CVE-2011-4903?

CVE-2011-4903 is classified as a high-severity vulnerability due to its potential for allowing remote attackers to execute arbitrary scripts in the context of a user session.

2

How do I fix CVE-2011-4903?

To fix CVE-2011-4903, you need to upgrade to TYPO3 versions 4.3.12, 4.4.9, or 4.5.4 or later.

3

What versions of TYPO3 are affected by CVE-2011-4903?

CVE-2011-4903 affects TYPO3 versions before 4.3.12, 4.4.x before 4.4.9, and 4.5.x before 4.5.4.

4

What type of vulnerability is CVE-2011-4903?

CVE-2011-4903 is a Cross-site Scripting (XSS) vulnerability, which allows attackers to inject arbitrary web scripts or HTML.

5

Who can exploit CVE-2011-4903?

CVE-2011-4903 can be exploited by remote attackers who have the ability to manipulate web content served by vulnerable TYPO3 installations.

Contact

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