Vulnerability Description
NocoBase fails to sanitize rich text field values in the read renderer, allowing users with create permissions to store malicious HTML with event handlers. Attackers can write arbitrary markup through the collection API that executes in the browsers of all users viewing the affected record.
CVSS Score
MEDIUM
Related Weaknesses (CWE)
References
- https://github.com/nocobase/nocobase
- https://github.com/nocobase/nocobase/blob/v2.2.5/packages/core/client/src/schema
- https://github.com/nocobase/nocobase/issues/10416
- https://www.vulncheck.com/advisories/nocobase-rich-text-field-stored-cross-site-
FAQ
What is CVE-2026-84701?
CVE-2026-84701 is a vulnerability with a CVSS score of 5.4 (MEDIUM). NocoBase fails to sanitize rich text field values in the read renderer, allowing users with create permissions to store malicious HTML with event handlers. Attackers can write arbitrary markup through...
How severe is CVE-2026-84701?
CVE-2026-84701 has been rated MEDIUM with a CVSS base score of 5.4/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-84701?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.