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CVE PROGRAM SOURCE RECORD3.5 Low

CVE-2026-55184

EspoCRM: Stored XSS in wysiwyg template fields if CSP is disabled

Description

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.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

espocrm espocrm

  • < 9.3.9affected

References