CVE-2026-77128

Broken Access Control in extension "Event management and registration" (sf_event_mgt)

State: Published
Severity: 6.3 Medium
Published: Aug 25, 2026
Updated: Aug 25, 2026
Reserved: Aug 20, 2026

Description

The extension fails to enforce enable-field restrictions on a repository query parameter. An unauthenticated remote user can pass a demand-override parameter to view hidden or time-restricted events, unless the disableOverrideDemand plugin setting is active. Exploitation of this issue requires only that disableOverrideDemand is not enabled.

Scores

CVSS	Score	Vector	Source
4.0	6.3 Medium	CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N	TYPO3

Weaknesses

CWE-862 Missing Authorization

Affected Products

Product	Versions
Extension "Event management and registration"TYPO3	9.0.0 to before 9.0.3Affected 8.0.0 to before 8.6.2Affected 7.0.0 to before 7.9.3Affected 6.0.0 to before 6.7.2Affected before 5.9.3Affected

References

https://typo3.org/security/advisory/typo3-ext-sa-2026-023vendor-advisory

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