CVE-2026-35166

Hugo is a static site generator. From 0.60.0 to before 0.159.2, links and image links in the default markdown to HTML renderer are not properly escaped. Hugo users who trust their Markdown content or have custom render hooks for links and images are not affected. This vulnerability is fixed in 0.159.2.

Score

CVSS 3.1 5.4 Medium

Status

Analyzed - security-advisories@github.com

Published

2026-04-06

Last modified

2026-10-24

Weaknesses

CWE-79

Affected products

• Hugo (Gohugo)
• Hugo (Gohugoio)

References

• https://github.com/gohugoio/hugo/security/advisories/GHSA-mcv8-8m8x-48pg