TYPO3 vulnerabilities and fixes

CVEs that mention TYPO3, ranked by priority. 2 tracked.

TYPO3 has 2 tracked vulnerabilities, 0 critical. A fixed release or vendor patch exists for 0. Most recent: 2026-08-11. Highest priority: CVE-2026-15305 (score 31/100).

• CVE-2026-15305 MEDIUM 6.3 Users were able to upload files with arbitrary MIME types to forms using FileUpload or ImageUpload elements wi
• CVE-2026-19418 HIGH 7.3 The referrer enforcement introduced with TYPO3-CORE-SA-2020-006 (CVE-2020-11069) became ineffective in TYPO3 v

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-2026-15305 currently ranks highest (31/100): Users were able to upload files with arbitrary MIME types to forms using FileUpload or ImageUpload elements wi.

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