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.

References

• https://nvd.nist.gov/vuln/detail/CVE-2022-0473
• https://otrs.com/release-notes/otrs-security-advisory-2022-01/