Vulnerability Database

309,469

Total vulnerabilities in the database

CVE-2023-40765

User enumeration is found in PHPJabbers Event Booking Calendar v4.0. This issue occurs during password recovery, where a difference in messages could allow an attacker to determine if the user is valid or not, enabling a brute force attack with valid users.

  • Published: Aug 28, 2023
  • Updated: Nov 16, 2025
  • CVE: CVE-2023-40765
  • Severity: Critical
  • Exploit:

CVSS v3:

  • Severity: Critical
  • Score: 9.8
  • AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H