CVE-2026-38949

HIGH

HTMLy 3.1.1 - Stored Cross-Site Scripting via Content Creation Endpoint

Title source: llm
STIX 2.1

Description

Cross-Site Scripting (XSS) vulnerability exists in HTMLy version 3.1.1 in the content creation functionality at the /add/content?type=image endpoint. The application fails to properly sanitize user input, allowing injection of arbitrary code

References (3)

Core 3

Scores

CVSS v3 8.9
EPSS 0.0036
EPSS Percentile 27.3%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:L

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact partial

Details

CWE
CWE-79
Status published
Published Apr 28, 2026
Tracked Since Apr 29, 2026