CVE-2026-49741
TYPO3 form_definition write access enables SQL injection and privilege escalation.
Is CVE-2026-49741 being exploited?
Not confirmed. CVE-2026-49741 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked. EPSS currently estimates a 0.24% probability of exploitation in the next 30 days.
How severe is CVE-2026-49741?
CVE-2026-49741 is rated High with a CVSS score of 8.7. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.
Is there a patch for CVE-2026-49741?
Yes. A fix has been recorded for CVE-2026-49741. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-49741 affect?
CVE-2026-49741 affects TYPO3 CMS 14.0.0-14.3.3. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-49741?
Patch/Upgrade TYPO3 to non-affected version when available
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Backend write access to form_definition allows bypassing validation; can execute SQL injection and escalate privileges.
Patch when possible
- affected>= 14.0.0 and < 14.3.3
As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.