Vulnerability Database

289,871

Total vulnerabilities in the database

CVE-2021-32768

TYPO3 is an open source PHP based web content management system released under the GNU GPL. In affected versions failing to properly parse, sanitize and encode malicious rich-text content, the content rendering process in the website frontend is vulnerable to cross-site scripting. Corresponding rendering instructions via TypoScript functionality HTMLparser does not consider all potentially malicious HTML tag & attribute combinations per default. In default scenarios, a valid backend user account is needed to exploit this vulnerability. In case custom plugins used in the website frontend accept and reflect rich-text content submitted by users, no authentication is required. Update to TYPO3 versions 7.6.53 ELTS, 8.7.42 ELTS, 9.5.29, 10.4.19, 11.3.2 that fix the problem described.

CVSS v3:

  • Severity: Medium
  • Score: 6.1
  • AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

CVSS v2:

  • Severity: Low
  • Score: 4.3
  • AV:N/AC:M/Au:N/C:N/I:P/A:N

CWEs:

OWASP TOP 10:

Software From Fixed in
typo3 / typo3 9.0.0 9.5.28.x
typo3 / typo3 11.0.0 11.3.1.x
typo3 / typo3 10.0.0 10.4.18.x
typo3 / typo3 7.0.0 7.6.52.x
typo3 / typo3 8.0.0 8.7.41.x
typo3 / cms-core 7.0.0 7.6.53
typo3 / cms-core 8.0.0 8.7.42
typo3 / cms-core 9.0.0 9.5.29
typo3 / cms-core 10.0.0 10.4.19
typo3 / cms-core 11.0.0 11.3.2