Medium (5.4) in galaxyproject galaxy. EPSS 0.8% chance of exploitation in the next 30 days. Fixed in galaxy-auth 24.1.1.
Galaxy is a free, open-source system for analyzing data, authoring workflows, training and education, publishing tools, managing infrastructure, and more. The editor visualization, /visualizations endpoint, can be used to store HTML tags and trigger javascript execution upon edit operation. All supported branches of Galaxy (and more back to release_20.05) were amended with the supplied patches. Users are advised to upgrade. There are no known workarounds for this vulnerability.
Severity
CVSS 3.1
5.4 medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
EPSS
0.8% chance of exploitation in the next 30 days; higher than 55% of CVEs (scores of 2026-10-31)