CVE-2026-77145
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:Aug 25, 2026
Last Modified:Aug 28, 2026
EPS:Aug 25, 2026
EPSS Score:0.00207
CVSS Score:7.1
Affected Products
Vendor
Product
Action
Vendor
Typo3
Product
Extension "events 2"
Typo3
Extension "events 2"
Exploits
No exploit reference
Common Weakness Enumeration
Common Attack Pattern Enumeration and Classification (CAPEC)
No CAPEC recorded yet
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
