CVE-2021-34580

—

CVSS 3.1

7.5 high

EPSS

1%p62

Published

Oct 27, 2021 (Oct 27, 2021)

Modified

Jun 17, 2026

Description

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.

Vendors: mbconnectline
Products: mbconnect24, mymbconnect24
Weakness: CWE-204, CWE-203
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

NVD CVE.org GitHub PoCs EPSS (1.0%)

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