Hugo does not escape some attributes in internal templates

MEDIO 5.3CVE-2024-55601 · GHSA-c2xf-9v2r-r2rx · GO-2024-3314 · Published 09/12/2024 · updated 17/06/2026

In breve

CVE-2024-55601 è una vulnerabilità MEDIO (CVSS 5.3) che riguarda github.com/gohugoio/hugo.
Probabilità di sfruttamento nei prossimi 30 giorni (EPSS): 0.60%, superiore al 48.7% delle vulnerabilità.
Correzione: aggiornare a 0.139.4 o successiva.

Package	Affected versions	Patched versions
github.com/gohugoio/hugo Go	`≥ 0.123.0, < 0.139.4`	`0.139.4`

Description

Impact

Some HTML attributes in Markdown in the internal templates listed below not escaped. Impacted are Hugo users who do not trust their Markdown content files and are using one or more of these templates.

_default/_markup/render-link.html from v0.123.0
_default/_markup/render-image.html from v0.123.0
_default/_markup/render-table.html from v0.134.0
shortcodes/youtube.html from v0.125.0

Patches

Patched in v0.139.4.

Workarounds

Replace with user defined templates or disable the internal templates: https://gohugo.io/getting-started/configuration-markup/#renderhooksimageenabledefault

References

NVD description

Hugo is a static site generator. Starting in version 0.123.0 and prior to version 0.139.4, some HTML attributes in Markdown in the internal templates listed below not escaped in internal render hooks. Those whoa re impacted are Hugo users who do not trust their Markdown content files and are using one or more of these templates: `_default/_markup/render-link.html` from `v0.123.0`; `_default/_markup/render-image.html` from `v0.123.0`; `_default/_markup/render-table.html` from `v0.134.0`; and/or `shortcodes/youtube.html` from `v0.125.0`. This issue is patched in v0.139.4. As a workaround, one may replace an affected component with user defined templates or disable the internal templates.