CVE-2025-15056: Slab Quill

Medium severity, CVSS 6.1. EPSS: 0.3% chance of exploitation in the next 30 days.

A lack of data validation vulnerability in the HTML export feature in Quill in allows Cross-Site Scripting (XSS). This issue affects Quill: 2.0.3.

Affected products

• Slab Quill: version 2.0.3 only

Published 2026-01-13. Last modified 2026-06-17.