CVE-2025-15056

MEDIUM

Quill 2.0.3 - Cross-Site Scripting in HTML Export Feature

Title source: llm
STIX 2.1

Description

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.

References (2)

Core 2
Core References
Various Sources third-party-advisory
https://fluidattacks.com/advisories/diomedes
Various Sources product
https://github.com/slab/quill

Scores

CVSS v3 6.1
EPSS 0.0007
EPSS Percentile 20.8%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-79
Status published
Products (3)
npm/quill npm
slab/quill 2.0.3
Slab/Quill 2.0.3
Published Jan 13, 2026
Tracked Since Feb 18, 2026