CVE-2026-109574
Published:October 12, 2026
Updated:October 15, 2026
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.
Affected Packages
https://github.com/gohugoio/hugo.git (GITHUB):
Affected version(s) >=v0.43 <v0.167.0Fix Suggestion:
Update to version v0.167.0github.com/gohugoio/hugo (GO):
Affected version(s) >=v0.45.1 <v0.167.0Fix Suggestion:
Update to version v0.167.0Related Resources (4)
Do you need more information?
Contact UsCVSS v4
Base Score:
6.7
Attack Vector
LOCAL
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
ACTIVE
Vulnerable System Confidentiality
HIGH
Vulnerable System Integrity
NONE
Vulnerable System Availability
NONE
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
5.5
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE
Weakness Type (CWE)
Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
EPSS
Base Score:
0.14