What is GHSA-xpjr-56xg-vx6v?

GHSA-xpjr-56xg-vx6v is a security advisory published by GitHub Security Advisories with High severity. Hugo versions from v0.162.0 before v0.166.0 contain a case-sensitive validation flaw in the...

Which CVE IDs does GHSA-xpjr-56xg-vx6v cover?

GHSA-xpjr-56xg-vx6v covers the following CVE IDs: CVE-2026-100693. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-xpjr-56xg-vx6v?

GHSA-xpjr-56xg-vx6v has a CVSS v3 base score of 8.4, published by GitHub Security Advisories.

GHSA-xpjr-56xg-vx6vHighCVSS 8.4

Hugo versions from v0.162.0 before v0.166.0 contain a case-sensitive validation flaw in the...

Vendor

GitHub Security Advisories

Published

September 26, 2026

Last Modified

September 26, 2026

🔗 CVE IDs covered (1)

CVE-2026-100693 →

📋 Description

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.

🔗 References (4)

https://github.com/gohugoio/hugo/security/advisories/GHSA-pmrv-x7gp-2rjw
https://nvd.nist.gov/vuln/detail/CVE-2026-100693
https://www.vulncheck.com/advisories/hugo-0.162.0-before-0.166.0-ip-literal-deny-rule-bypass
https://github.com/advisories/GHSA-xpjr-56xg-vx6v