CVE-2026-77133

6.0 mediumEPSS 0.4%

Medium (6.0). EPSS 0.4% chance of exploitation in the next 30 days.

The extension fails to restrict which frontend usergroups a logged-in user may assign to their own account when the profile edit plugin uses its default field configuration, allowing self-service privilege escalation into arbitrary frontend groups.

Severity

CVSS 4.0

6.0 medium

CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N

EPSS: 0.4% chance of exploitation in the next 30 days; higher than 28% of CVEs (scores of 2026-10-31)
CWE: CWE-862
Published: 2026-08-25
Modified: 2026-08-26
Record from: the NVD, synced 2026-10-19

References

https://typo3.org/security/advisory/typo3-ext-sa-2026-024

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