CVE-2021-25924: Thoughtworks Gocd

High severity, CVSS 8.8. EPSS: 0.8% chance of exploitation in the next 30 days.

In GoCD, versions 19.6.0 to 21.1.0 are vulnerable to Cross-Site Request Forgery due to missing CSRF protection at the `/go/api/config/backup` endpoint. An attacker can trick a victim to click on a malicious link which could change backup configurations or execute system commands in the post_backup_script field.

Affected products

• Thoughtworks Gocd: from 19.6.0, before 21.2.0 (fixed in 21.2.0)

Published 2021-04-01. Last modified 2026-06-17.