Ultimate Addons for WPBakery Page Builder < 3.21.4 - Unauthenticated Custom Icon Font Deletion via delete-bsf-fonts
Published Jul 30, 2026 · Updated Nov 3, 2026
Original summary
Normalized public record · Updated Nov 3, 2026
Ultimate Addons for WPBakery Page Builder < 3.21.4 - Unauthenticated Custom Icon Font Deletion via delete-bsf-fonts
Publisher and source text is retained separately from QFinch interpretation.
QFinch assessment
The Ultimate Addons for WPBakery Page Builder WordPress plugin before 3.21.4 does not perform a capability or nonce check before deleting a site's custom-uploaded icon font packs, allowing unauthenticated attackers to permanently delete all of a site's custom icon fonts with a single request.
Evidence: public source recordsAffected products
| Affected package, product or range | Fix status |
|---|---|
| Consult the referenced vendor advisory for affected versions. | Consult source advisory |
Matching a version is only one part of assessing exposure. QFinch has not assessed your environment on this public page.
Remediation
Apply the vendor-supported fixed release or mitigation, then verify the affected component is no longer reachable.
- Confirm the affected product and reachable code path exist in your environment.
- Apply the vendor-supported patch or mitigation from the primary advisory.
- Rescan the exact deployed revision and retain verification evidence.
Evidence coverage
- SSVC priority
- LOW
- Confidence
- Not available
- Aliases
- None reported
Scores appear only when corresponding evidence exists. Missing data is never interpreted as zero risk.
Sources and record history
Record history
Published Jul 30, 2026 · Last refreshed Nov 3, 2026