What’s Vulnerable › Vulnerabilities

CVE-2021-21442: XSS vulnerability in Time Accounting

• Severity: medium (CVSS 5.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-07-26 · updated 2026-06-17
• Weakness: CWE-79

Description

In the project create screen it's possible to inject malicious JS code to the certain fields. The code might be executed in the Reporting screen. This issue affects: OTRS AG Time Accounting: 7.0.x versions prior to 7.0.19.

Affected products

• OTRS AG Time Accounting: from 7.0.0 before 7.0.20 — fixed in 7.0.20

How to fix

Upgrade to a fixed version: OTRS AG Time Accounting 7.0.20. Check the vendor advisory for mitigations.

References

• https://otrs.com/release-notes/otrs-security-advisory-2021-12/
• https://otrs.com/release-notes/otrs-security-advisory-2021-12/

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