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CVE PROGRAM SOURCE RECORD2.7 Low

CVE-2026-53575

EspoCRM: Persistent XSS via CSP nonce injection in applicationName setting by admin user

Description

EspoCRM is an open source customer relationship management application. Prior to 9.3.9, an authenticated administrator can place crafted content in the applicationName setting through CSP nonce injection. The persistent injection is inserted into the main application page without escaping, allowing attacker-controlled JavaScript to run in users' sessions and leak page data, including unsaved user input. 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