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Description

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.

PUBLISHED Reserved 2026-04-01 | Published 2026-04-06 | Updated 2026-04-06 | Assigner GitHub_M




MEDIUM: 5.3CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N

Problem types

CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Product status

>= 0.60.0, < 0.159.2
affected

References

github.com/...o/hugo/security/advisories/GHSA-mcv8-8m8x-48pg

cve.org (CVE-2026-35166)

nvd.nist.gov (CVE-2026-35166)

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