PT-2026-35748 · Htmly · Htmly

Chittu13 + 1 · CVE-2026-38949 · Published 2026-04-28 · Updated 2026-05-10

Positive Technologies (AI Summary)

CVSS v3.1

8.9

High

Base vector

AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:L

Name of the Vulnerable Software and Affected Versions HTMLy version 3.1.1

Description A Cross-Site Scripting (XSS) issue exists in the content creation functionality at the '/add/content?type=image' endpoint. The application fails to properly sanitize user input, which allows the injection of arbitrary code.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2026-38949

Affected Products

Htmly

References · 7

• 🔥 https://github.com/Chittu13/cve-research/blob/main/CVE-2026-38949/README.md · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-38949 · Security Note
• https://github.com/danpros/htmly · Note
• https://twitter.com/infoflowcloud/status/2049596281358557633 · Twitter Post
• https://twitter.com/CVEnew/status/2049594429518835909 · Twitter Post
• https://youtu.be/3e-tzUMCox8 · Note
• https://t.me/cveNotify/162956 · Telegram Post