CVE-2026-49741

TYPO3 CMS - Privilege Escalation & SQL Injection in Form Framework

HIGH
8.7
CVSS Score
Published: June 9, 2026 at 10:54 AM UTC
Updated: July 23, 2026 at 07:32 PM UTC
1 product affected across 1 vendorTYPO3

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Severity
HIGH8.7
Exploit prediction
EPSS 0.2%
SSVC
No known exploit

Description

Backend users with write access to the form_definition database table were able to directly create, update, or delete form definition records via DataHandler, bypassing the Form Framework's persistence validation and permission checks. This allowed injecting arbitrary form configurations, re-enabling attack vectors originally addressed in TYPO3-CORE-SA-2018-003, including SQL injection and privilege escalation. This issue affects TYPO3 CMS versions 14.0.0-14.3.3.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

95%
14.0.0 ≤ v < 14.3.314.0.0
Affected range stops below 14.3.3, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.7HIGHTYPO3
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-862CWE-89

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