Description
htmly v3.0.8 is vulnerable to Cross Site Scripting (XSS) in the /author/:name endpoint of the affected application. The name parameter is not properly sanitized before being reflected in the HTML response, allowing attackers to inject arbitrary JavaScript payloads.
References (3)
Core 3
Core References
Third Party Advisory
https://gist.github.com/akinerkisa/28e97fa132b1a98cff5d05a79b437901
Release Notes
https://github.com/danpros/htmly/releases/tag/v3.0.9#:~:text=Security%20fixes%20found%20in%20version%203.0.8
Various Sources
https://pastebin.com/dVityKmU
Scores
CVSS v3
6.1
EPSS
0.0003
EPSS Percentile
7.1%
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 (1)
htmly/htmly
3.0.8
Published
Oct 02, 2025
Tracked Since
Feb 18, 2026