Medium (6.1) in espocrm espocrm. EPSS 0.9% chance of exploitation in the next 30 days.
EspoCRM version 5.6.4 is vulnerable to stored XSS due to lack of filtration of user-supplied data in the api/v1/Document functionality for storing documents in the account tab. An attacker can upload a crafted file that contains JavaScript code in its name. This code will be executed when a user opens a page of any profile with this.
Severity
CVSS 3.0
6.1 medium
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
EPSS
0.9% chance of exploitation in the next 30 days; higher than 58% of CVEs (scores of 2026-10-31)