The permission check for the frontend management update flow verified a different event than the one the request went on to modify. A user with frontend event management access could therefore modify events belonging to other organizers.

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Vendors Products
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Fixes

Solution

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Workaround

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History

Fri, 28 Aug 2026 21:00:00 +0000

Type Values Removed Values Added
First Time appeared Typo3
Typo3 extension "events 2"
Vendors & Products Typo3
Typo3 extension "events 2"

Tue, 25 Aug 2026 15:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Tue, 25 Aug 2026 09:15:00 +0000

Type Values Removed Values Added
Description The permission check for the frontend management update flow verified a different event than the one the request went on to modify. A user with frontend event management access could therefore modify events belonging to other organizers.
Title Broken Access Control in extension "Events 2" (events2)
Weaknesses CWE-639
References
Metrics cvssV4_0

{'score': 7.1, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:H/VA:N/SC:N/SI:N/SA:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: TYPO3

Published:

Updated: 2026-08-27T17:41:43.730Z

Reserved: 2026-08-20T13:10:15.962Z

Link: CVE-2026-77145

cve-icon Vulnrichment

Updated: 2026-08-25T14:02:30.515Z

cve-icon NVD

Status : Deferred

Published: 2026-08-25T09:17:35.667

Modified: 2026-08-27T20:18:39.013

Link: CVE-2026-77145

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-28T20:37:58Z

Weaknesses