What’s Vulnerable › Vulnerabilities

CVE-2021-29274

• Severity: medium (CVSS 6.1 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: yes
• Published: 2021-03-29 · updated 2026-06-17
• Weakness: CWE-79

Description

Redmine 4.1.x before 4.1.2 allows XSS because an issue's subject is mishandled in the auto complete tip.

Affected products

• Redmine: from 4.1.0 before 4.1.2 — fixed in 4.1.2

How to fix

Upgrade to a fixed version: Redmine 4.1.2. Check the vendor advisory for mitigations.

References

• https://www.redmine.org/issues/33846
• https://www.redmine.org/projects/redmine/wiki/Security_Advisories
• https://www.redmine.org/issues/33846
• https://www.redmine.org/projects/redmine/wiki/Security_Advisories

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