CVE-2025-24391CWE-203

Possible user enumeration

Medium · published July 14, 2025

CVSS v3.1
5.3
EPSS
0%
Percentile
19.2
In the wild
Unconfirmed
What it is

A vulnerability in the External Interface of OTRS allows conclusions to be drawn about the existence of user accounts through different HTTP response codes and messages. This enables an attacker to systematically identify valid email addresses.

This issue affects:

* OTRS 7.0.X

* OTRS 8.0.X

* OTRS 2023.X

* OTRS 2024.X

* OTRS 2025.X

The record
Technical detail
CVSS v3.1
5.3 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CVSS v4.0
Not supplied
EPSS
0.00278 · 19.2th percentile
Weakness
CWE-203 · Observable Discrepancy
Published
2025-07-14T08:15Z
EPSS history
Timeline
  • 14 JUL 08:15Z
    Possible user enumeration
    cvelistv5