CVE-2026-55184 — EspoCRM: Stored XSS in wysiwyg template fields if CSP is disabled
EspoCRM is an open source customer relationship management application. Prior to 9.3.9, a user with Email Template or PDF Template edit permission can store crafted HTML that by…
Published: 2026-10-15 · CVSS: 3.5 · CVSS 3.1
EspoCRM is an open source customer relationship management application. Prior to 9.3.9, a user with Email Template or PDF Template edit permission can store crafted HTML that bypasses moderateSanitizeHtml(). When another user opens the template in edit mode and clientCspDisabled is true, the stored payload executes and can hijack the user's session. This issue is fixed in version 9.3.9.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7