MEDIUM

GHSA-94c2-g68f-9r98

Typo3 API XSS Vulnerability

Quick fix

GHSA-94c2-g68f-9r98 — typo3/cms: upgrade to the fixed version with the command below.

composer require typo3/cms:^4.5.19

Details

Incomplete blacklist vulnerability in the `t3lib_div::quoteJSvalue` API function in TYPO3 4.5.x before 4.5.19, 4.6.x before 4.6.12 and 4.7.x before 4.7.4 allows remote attackers to conduct cross-site scripting (XSS) attacks via certain HTML5 JavaScript events.

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

https://nvd.nist.gov/vuln/detail/CVE-2012-3530[ADVISORY]
https://exchange.xforce.ibmcloud.com/vulnerabilities/77794[WEB]
http://typo3.org/teams/security/security-bulletins/typo3-core/typo3-core-sa-2012-004[WEB]
http://www.debian.org/security/2012/dsa-2537[WEB]
http://www.openwall.com/lists/oss-security/2012/08/22/8[WEB]