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.
Published: 2026-08-25
Score: 7.1 High
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

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'}

Subscriptions

No data.

cve-icon MITRE

Status: PUBLISHED

Assigner: TYPO3

Published:

Updated: 2026-08-25T09:00:32.558Z

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

Link: CVE-2026-77145

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

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

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

Link: CVE-2026-77145

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-25T11:45:03Z

Weaknesses
  • CWE-639

    Authorization Bypass Through User-Controlled Key