CVE-2022-0473: Dynamic field error message is vulnerable to XSS

Severity: medium (CVSS 4.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2022-02-07 · updated 2026-06-17
Weakness: CWE-79

Description

OTRS administrators can configure dynamic field and inject malicious JavaScript code in the error message of the regular expression check. When used in the agent interface, malicious code might be exectued in the browser. This issue affects: OTRS AG OTRS 7.0.x version: 7.0.31 and prior versions.

Affected products

OTRS AG OTRS: from 7.0.0 before 7.0.32 — fixed in 7.0.32

How to fix

Upgrade to a fixed version: OTRS AG OTRS 7.0.32. Check the vendor advisory for mitigations.

References

https://otrs.com/release-notes/otrs-security-advisory-2022-01/
https://otrs.com/release-notes/otrs-security-advisory-2022-01/

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