Stored XSS exists in views/fields/wysiwyg.js in EspoCRM 5.3.6 via a /#Email/view saved draft message.
https://github.com/security-breachlock/CVE-2018-17302/blob/master/XSS%20%28Stored%29%20in%20EspoCRM.pdf
https://github.com/espocrm/espocrm/issues/1039
Source: Mitre, NVD
Published: 2018-09-21
Updated: 2026-06-17
Base Score: 3.5
Vector: CVSS2#AV:N/AC:M/Au:S/C:N/I:P/A:N
Severity: Low
Base Score: 5.4
Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Severity: Medium
EPSS: 0.00191