Hugo before v0.167.0 contains a path traversal vulnerability in css.Sass that allows malicious themes or modules to read files outside the project root through the Sass compiler's import fallback. Attackers can ship stylesheets with relative, absolute, or symlinked @import or @use targets to compile readable files into the published site CSS.

Hugo before v0.167.0 contains a path traversal vulnerability in css.Sass that allows malicious themes or modules to read files outside the project root through the Sass compiler's import fallback. Attackers can ship stylesheets with relative, absolute, or symlinked @import or @use targets to compile readable files into the published site CSS.

google.golang.org/protobuf: golang-protobuf: Denial of Service via infinite loop when unmarshaling invalid JSON hugo: Hugo: Information disclosure via Sass import path traversal hugo: Hugo: Information disclosure via path traversal during asset compilation hugo: Hugo: Information disclosure via improper link resolution in nested mounts hugo: Hugo: Stored cross-site scripting via crafted heading identifiers

Affected: Ubuntu:16.04:LTS: hugo, Ubuntu:18.04:LTS: hugo, Ubuntu:20.04:LTS: hugo, Ubuntu:22.04:LTS: hugo, Ubuntu:Pro:24.04:LTS: hugo, Ubuntu:26.10: hugo, Ubuntu:26.04:LTS: hugo

Hugo before v0.167.0 contains a path traversal vulnerability in css.Sass that allows malicious themes or modules to read files outside the project root through the Sass compiler's import fallback. Attackers can ship stylesheets with relative, absolute, or symlinked @import or @use targets to compile readable files into the published site CSS.