What’s Vulnerable › Vulnerabilities

CVE-2020-36306

• Severity: medium (CVSS 6.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-04-06 · updated 2026-06-17
• Weakness: CWE-79

Description

Redmine before 4.0.7 and 4.1.x before 4.1.1 has XSS via the back_url field.

Affected products

• Debian Linux: 9.0
• Redmine: before 4.0.7; from 4.1.0 before 4.1.1 — fixed in 4.0.7, 4.1.1

How to fix

Upgrade to a fixed version: Redmine 4.0.7, 4.1.1. Check the vendor advisory for mitigations.

References

• https://lists.debian.org/debian-lts-announce/2021/05/msg00013.html
• https://www.redmine.org/projects/redmine/wiki/Security_Advisories
• https://lists.debian.org/debian-lts-announce/2021/05/msg00013.html
• https://www.redmine.org/projects/redmine/wiki/Security_Advisories

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