CVE-2026-100693
Hugo v0.162.0 before v0.166.0 IP-literal Deny Rule Bypass
CVSS Score
8.4
EPSS Score
0.0%
EPSS Percentile
0th
Hugo versions from v0.162.0 before v0.166.0 contain a case-sensitive validation flaw in the security.http.urls IP-literal deny rule that allows attackers to bypass restrictions. Attackers can use mixed-case URL schemes in resources.GetRemote calls to fetch from restricted IP addresses like localhost.
| CWE | CWE-178 |
| Vendor | gohugoio |
| Product | hugo |
| Published | Sep 26, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Affected Versions
gohugoio / hugo
0.162.0 < 0.166.0
References
Credits
Reload3d