Description
TYPO3 before 4.2.13, 4.3.x before 4.3.4 and 4.4.x before 4.4.1 allows XSS and Open Redirection in the frontend login box.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 5.0 | typo3-src | 4.2.5-1+lenny4 | DSA-2098-1 |
Advisories 1
- DSA-2098-1 typo3-src - several vulnerabilities Debian Security (DSA / DLA) · Mar 9, 2026