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LOW

GHSA-7w6c-5pr4-7qvp

Typo3 Backend XSS Vulnerability

Quick fix

GHSA-7w6c-5pr4-7qvp — typo3/cms: upgrade to the fixed version with the command below.

composer require typo3/cms:^4.5.19

Details

Multiple cross-site scripting (XSS) vulnerabilities in the backend in TYPO3 4.5.x before 4.5.19, 4.6.x before 4.6.12 and 4.7.x before 4.7.4 allow remote authenticated backend users to inject arbitrary web script or HTML via unspecified vectors.

Are you affected?

Enter the version of the package you're using.

Affected packages

Packagist/typo3/cms
Introduced in: 4.5Fixed in: 4.5.19
Fixcomposer require typo3/cms:^4.5.19
Packagist/typo3/cms
Introduced in: 4.6Fixed in: 4.6.12
Fixcomposer require typo3/cms:^4.6.12
Packagist/typo3/cms
Introduced in: 4.7Fixed in: 4.7.4
Fixcomposer require typo3/cms:^4.7.4

References