PatchTheCVEtypo3 vulnerabilities and fixes
Recent CVEs affecting typo3, with upgrade or downgrade steps. 1 tracked.
typo3 has 1 tracked vulnerability, 0 critical. A fixed release or vendor patch exists for 0. Most recent: 2026-04-21. Highest priority: CVE-2026-6553 (score 33/100).
- CVE-2026-6553 HIGH 7.5 DOWNGRADE Changing backend users' passwords via the user settings module results in storing the cleartext password in th
FAQ
How do I fix typo3 vulnerabilities?
Open the CVE for your version, check the affected range, then follow the listed action: upgrade to the fixed release, or downgrade or mitigate if no fix exists yet. Commands for each OS are shown on every CVE page.
Is typo3 being exploited right now?
None of the tracked typo3 CVEs are on the CISA Known Exploited Vulnerabilities list at the moment. This is checked every 20 minutes.
Which typo3 CVE should I patch first?
CVE-2026-6553 currently ranks highest (33/100): Changing backend users' passwords via the user settings module results in storing the cleartext password in th.