MEDIUM5.4

GHSA-56f9-5563-m2h7

Typo3 XSS Vulnerability

Quick fix

GHSA-56f9-5563-m2h7 — typo3/cms: upgrade to the fixed version with the command below.

composer require typo3/cms:^6.2.16

Details

Multiple cross-site scripting (XSS) vulnerabilities in unspecified backend components in TYPO3 6.2.x before 6.2.16 and 7.x before 7.6.1 allow remote authenticated editors to inject arbitrary web script or HTML via unknown vectors.

Are you affected?

Enter the version of the package you're using.

Affected packages

Packagist/typo3/cms

Introduced in: 6.2Fixed in: 6.2.16

Fixcomposer require typo3/cms:^6.2.16

Packagist/typo3/cms

Introduced in: 7.0Fixed in: 7.6.1

Fixcomposer require typo3/cms:^7.6.1

References

https://nvd.nist.gov/vuln/detail/CVE-2015-8755[ADVISORY]
https://web.archive.org/web/20160621193435/http://www.securityfocus.com/bid/79236[WEB]
https://web.archive.org/web/20161012163838/http://www.securitytracker.com/id/1034483[WEB]
http://typo3.org/teams/security/security-bulletins/typo3-core/typo3-core-sa-2015-011[WEB]