What’s Vulnerable › Vulnerabilities

CVE-2022-39052: DoS attack using email

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-10-17 · updated 2026-06-17
• Weakness: CWE-835

Description

An external attacker is able to send a specially crafted email (with many recipients) and trigger a potential DoS of the system

Affected products

• OTRS AG OTRS: from 6.0.0 through 6.0.32; from 7.0.0 before 7.0.39; from 8.0.0 before 8.0.26 — fixed in 7.0.39, 8.0.26

How to fix

Upgrade to a fixed version: OTRS AG OTRS 7.0.39, 8.0.26. Check the vendor advisory for mitigations.

References

• https://otrs.com/release-notes/otrs-security-advisory-2022-13/
• https://otrs.com/release-notes/otrs-security-advisory-2022-13/

Get alerted when CVE-2022-39052 or the next vulnerability affects your stack