Description

A vulnerability in OTRS Application Server allows session hijacking due to missing attributes for sensitive
cookie settings in HTTPS sessions. A request to an OTRS endpoint from a possible malicious web site, would send the authentication cookie, performing an unwanted read operation.
 

This issue affects:

* OTRS 7.0.X
* OTRS 8.0.X
* OTRS 2023.X
* OTRS 2024.X
* OTRS 2025.x

Classification

CVE ID: CVE-2025-24387

CVSS Base Severity: MEDIUM

CVSS Base Score: 4.8

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

Affected Products

Vendor: OTRS AG

Product: OTRS

Exploit Prediction Scoring System (EPSS)

EPSS Score: 0.02% (probability of being exploited)

EPSS Percentile: 1.46% (scored less or equal to compared to others)

EPSS Date: 2025-04-08 (when was this score calculated)

References

https://nvd.nist.gov/vuln/detail/CVE-2025-24387
https://otrs.com/release-notes/otrs-security-advisory-2025-05/

Timeline