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    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
    Typo3
    Product
    Extension "events 2"

    Exploits

    No exploit reference

    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