What’s Vulnerable › Vulnerabilities

CVE-2021-25924

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-04-01 · updated 2026-06-17
• Weakness: CWE-352

Description

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

• gocd: from 19.6.0 before 21.2.0 — fixed in 21.2.0

How to fix

Upgrade to a fixed version: gocd 21.2.0. Check the vendor advisory for mitigations.

References

• https://github.com/gocd/gocd/commit/7d0baab0d361c377af84994f95ba76c280048548
• https://www.whitesourcesoftware.com/vulnerability-database/CVE-2021-25924%2C
• https://github.com/gocd/gocd/commit/7d0baab0d361c377af84994f95ba76c280048548
• https://www.whitesourcesoftware.com/vulnerability-database/CVE-2021-25924%2C

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