CVE-2025-15056CWE-79

Quill 2.0.3 - Lack of data validation in HTML export allowing XSS

Medium · published January 13, 2026

CVSS v4.0
5.1
EPSS
0%
Percentile
18.1
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v4.0
5.1 · MEDIUM
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:N/SI:L/SA:N
EPSS
0.00269 · 18.1th percentile
Weakness
CWE-79 · Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Published
2026-01-13T20:39Z
EPSS history
Timeline
  • 13 JAN 20:39Z
    Quill 2.0.3 - Lack of data validation in HTML export allowing XSS
    cvelistv5