CVE-2025-24391

Possible user enumeration

CVSS 5.3 MEDIUMEPSS 0.2%CWE-203

Vexday Risk Score

13Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 5.3EPSS 0.2%KEV nãoPoC —Patch —

Lifecycle

Jul 14, 2025Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

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

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Affected products

OTRS AG · OTRS

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References

https://otrs.com/release-notes/otrs-security-advisory-2025-07/