CVE catalog
CVE-2026-100693
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 mixe
- Severity
- High · CVSS 8.6
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - Published
- Updated
- Source
- [NVD] · [CVE record]
- EPSS
- 0.14% · Oct 25, 2026
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.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | hugo | sid | 0.168.0-3 | fixed |
| Debian | hugo | forky | 0.167.0-7 | fixed |
| Debian | hugo | trixie | 0.131.0-1 | not affected |
| Debian | hugo | bookworm | 0.111.3-1 | not affected |
| Cpe | hugo | Not reported | 0.166.0 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | hugo | source | sid | 0.166.0-1 | not yet assigned | Not reported | Not reported |
| Debian | hugo | source | forky | 0.166.0-1 | not yet assigned | Not reported | Not reported |
| Debian | hugo | source | trixie | Not affected | unimportant | Not reported | Not reported |
| Debian | hugo | source | bookworm | Not affected | unimportant | Not reported | Not reported |
| Cpe | hugo | cpe | Not reported | 0.166.0 | Not reported | NVD-CVE-2026-100693 | Not reported |
OpenFactory catalog packages
[Debian 12 (Bookworm)]
- [hugo]Not affected
Details (2)
0.111.3-1· amd64 · bookwormNot affected
nvd · hugo · debian · bookworm
0.111.3-1· arm64 · bookwormNot affected
nvd · hugo · debian · bookworm
Observed:
References
- [https://nvd.nist.gov/vuln/detail/CVE-2026-100693]
- [https://osv.dev/vulnerability/DEBIAN-CVE-2026-100693]
- [https://security-tracker.debian.org/tracker/CVE-2026-100693]
- [https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-100693.json]
[Debian Security Tracker] · [FIRST EPSS] · [National Vulnerability Database (NVD)] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX]