CVE catalog
CVE-2026-109597
Hugo from v0.60.0 before v0.167.0 contains a stored cross-site scripting vulnerability that allows Markdown content authors to inject HTML by supplying crafted explicit heading IDs. Attackers can brea
- Severity
- Medium · CVSS 5.4
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N - Published
- Updated
- Source
- [NVD] · [CVE record]
- EPSS
- 0.17% · Oct 25, 2026
Hugo from v0.60.0 before v0.167.0 contains a stored cross-site scripting vulnerability that allows Markdown content authors to inject HTML by supplying crafted explicit heading IDs. Attackers can break out of the unescaped href attribute in .TableOfContents or .Fragments.ToHTML output to inject elements with event handlers into rendered pages.
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 | vulnerable |
| Debian | hugo | bookworm | 0.111.3-1 | vulnerable |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | hugo | source | sid | 0.167.0-1 | not yet assigned | Not reported | Not reported |
| Debian | hugo | source | forky | 0.167.0-1 | not yet assigned | Not reported | Not reported |
| Debian | hugo | source | trixie | (unfixed) | not yet assigned | Not reported | Not reported |
| Debian | hugo | source | bookworm | (unfixed) | not yet assigned | Not reported | Not reported |
Notes
[trixie] hugo: Minor issue
OpenFactory catalog packages
[Debian 12 (Bookworm)]
- [hugo]Affected
Details (2)
0.111.3-1· amd64 · bookwormAffected
nvd · hugo · debian · bookworm; nvd · hugo · debian · 12
0.111.3-1· arm64 · bookwormAffected
nvd · hugo · debian · bookworm; nvd · hugo · debian · 12
[Debian 13 (Trixie)]
- [hugo]Affected
Details (2)
0.131.0-1· amd64 · trixieAffected
nvd · hugo · debian · 13
0.131.0-1· arm64 · trixieAffected
nvd · hugo · debian · 13
Observed:
References
- [https://nvd.nist.gov/vuln/detail/CVE-2026-109597]
- [https://osv.dev/vulnerability/DEBIAN-CVE-2026-109597]
- [https://security-tracker.debian.org/tracker/CVE-2026-109597]
- [https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-109597.json]
[Debian Security Tracker] · [FIRST EPSS] · [National Vulnerability Database (NVD)] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX]