Vulnerability Database

302,156

Total vulnerabilities in the database

CVE-2021-34580

In mymbCONNECT24, mbCONNECT24 <= 2.9.0 an unauthenticated user can enumerate valid backend users by checking what kind of response the server sends for crafted invalid login attempts.

  • Published: Oct 27, 2021
  • Updated: Nov 16, 2025
  • CVE: CVE-2021-34580
  • Severity: High
  • Exploit:

CVSS v3:

  • Severity: High
  • Score: 7.5
  • AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

CVSS v2:

  • Severity: Medium
  • Score: 5
  • AV:N/AC:L/Au:N/C:P/I:N/A:N

CWEs:

Software From Fixed in
mbconnectline / mbconnect24 - 2.9.0.x
mbconnectline / mymbconnect24 - 2.9.0.x