CVE-2022-44637

Severity: medium (CVSS 6.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2022-12-12 · updated 2026-06-17
Weakness: CWE-79

Description

Redmine before 4.2.9 and 5.0.x before 5.0.4 allows persistent XSS in its Textile formatter due to improper sanitization in Redcloth3 Textile-formatted fields. Depending on the configuration, this may require login as a registered user.

Affected products

Redmine: before 4.2.9; from 5.0.0 before 5.0.4 — fixed in 4.2.9, 5.0.4

How to fix

Upgrade to a fixed version: Redmine 4.2.9, 5.0.4. Check the vendor advisory for mitigations.

References

https://www.redmine.org/projects/redmine/wiki/Security_Advisories
https://www.redmine.org/projects/redmine/wiki/Security_Advisories

Get alerted when CVE-2022-44637 or the next vulnerability affects your stack