# Hugo vulnerabilities Source: https://junglewise.ai/threats/vendors/hugo Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats Updated: 12 November 2026, 03:07 UTC. Rebuilt every hour. Data: https://junglewise.ai/threats/vendors/hugo.json License: CC BY 4.0 with a link back Junglewise Threat Intelligence has tracked 13 vulnerabilities in Hugo: 0 in the last 7 days and 6 in the last 90 days, 1 of them critical and 0 exploited in the wild. The most recent, CVE-2026-109595, was published on 12 October 2026. 2 vulnerabilities in the last four weeks, up 100% on the four before (1). 1 technology has a page of its own. ## Counts - Last 7 days: 0 - Last 30 days: 0 - Last 90 days: 6 - All time: 13 (1 critical, 0 exploited in the wild) ## About Hugo The open-source project behind the Hugo static site generator. ## Latest Hugo vulnerabilities - [CVE-2026-109595: Hugo path traversal in js.Build and css.Build via ESBuild](https://junglewise.ai/threats/cve-2026-109595-hugo-from-v0-84-0-before-v0-167-0-contains-a-path-traversal) (medium, CVSS 5.5, published 12 Oct 2026) - [CVE-2026-109574: Hugo path traversal in css.Sass import fallback](https://junglewise.ai/threats/cve-2026-109574-hugo-before-v0-167-0-contains-a-path-traversal-vulnerability-in) (medium, CVSS 5.5, published 12 Oct 2026) - [CVE-2026-100691: Hugo stored cross-site scripting in lineAnchors](https://junglewise.ai/threats/cve-2026-100691-hugo-versions-0-75-0-through-0-165-x-contain-a-stored-cross-site) (medium, CVSS 5.4, published 26 Sep 2026) - [CVE-2026-89259: Hugo insufficient permission restriction via TailwindCSS](https://junglewise.ai/threats/cve-2026-89259-hugo-insufficient-permission-restriction-via-tailwindcss) (critical, CVSS 9.8, published 11 Sep 2026) - [CVE-2026-10618: Hugo fenced code block attribute injection](https://junglewise.ai/threats/cve-2026-10618-hugo-fenced-code-block-attribute-injection) (medium, CVSS 5.4, published 24 Aug 2026) - [CVE-2026-10582: Hugo SSRF in resources.GetRemote via security.http.urls allowlist bypass](https://junglewise.ai/threats/cve-2026-10582-hugo-ssrf-in-resources-getremote-via-security-http-urls-allowlist) (high, CVSS 7.4, published 24 Aug 2026) - [CVE-2026-50135: Hugo symlink confinement bypass in resources.Get](https://junglewise.ai/threats/cve-2026-50135-hugo-symlink-confinement-bypass-in-resources-get) (medium, CVSS 4, published 6 Jul 2026) - [CVE-2026-58404: Hugo SSRF bypass via alternate IPv4 encodings in security.http.urls](https://junglewise.ai/threats/cve-2026-58404-hugo-ssrf-bypass-via-alternate-ipv4-encodings-in-security-http) (medium, CVSS 4, published 6 Jul 2026) - [CVE-2026-58403: Hugo symlink confinement bypass in virtual filesystem](https://junglewise.ai/threats/cve-2026-58403-hugo-symlink-confinement-bypass-in-virtual-filesystem) (medium, CVSS 4, published 6 Jul 2026) - [CVE-2026-58402: Hugo XSS in default code-block renderer](https://junglewise.ai/threats/cve-2026-58402-hugo-xss-in-default-code-block-renderer) (medium, CVSS 4, published 6 Jul 2026) - [CVE-2026-50134: Hugo SSRF via HTTP redirect bypass in resources.GetRemote](https://junglewise.ai/threats/cve-2026-50134-hugo-ssrf-via-http-redirect-bypass-in-resources-getremote) (medium, CVSS 0, published 6 Jul 2026) - [CVE-2026-50133: Hugo stored XSS via verbatim HTML content processing](https://junglewise.ai/threats/cve-2026-50133-hugo-stored-xss-via-verbatim-html-content-processing) (medium, CVSS 4, published 6 Jul 2026) - [CVE-2026-44301: Hugo path traversal in Node-based asset pipelines](https://junglewise.ai/threats/cve-2026-44301-hugo-path-traversal-in-node-based-asset-pipelines) (high, CVSS 8.1, published 12 May 2026) ## Most severe Hugo vulnerabilities - [CVE-2026-89259: Hugo insufficient permission restriction via TailwindCSS](https://junglewise.ai/threats/cve-2026-89259-hugo-insufficient-permission-restriction-via-tailwindcss) (critical, CVSS 9.8, published 11 Sep 2026) - [CVE-2026-44301: Hugo path traversal in Node-based asset pipelines](https://junglewise.ai/threats/cve-2026-44301-hugo-path-traversal-in-node-based-asset-pipelines) (high, CVSS 8.1, published 12 May 2026) - [CVE-2026-10582: Hugo SSRF in resources.GetRemote via security.http.urls allowlist bypass](https://junglewise.ai/threats/cve-2026-10582-hugo-ssrf-in-resources-getremote-via-security-http-urls-allowlist) (high, CVSS 7.4, published 24 Aug 2026) - [CVE-2026-109595: Hugo path traversal in js.Build and css.Build via ESBuild](https://junglewise.ai/threats/cve-2026-109595-hugo-from-v0-84-0-before-v0-167-0-contains-a-path-traversal) (medium, CVSS 5.5, published 12 Oct 2026) - [CVE-2026-109574: Hugo path traversal in css.Sass import fallback](https://junglewise.ai/threats/cve-2026-109574-hugo-before-v0-167-0-contains-a-path-traversal-vulnerability-in) (medium, CVSS 5.5, published 12 Oct 2026) - [CVE-2026-10618: Hugo fenced code block attribute injection](https://junglewise.ai/threats/cve-2026-10618-hugo-fenced-code-block-attribute-injection) (medium, CVSS 5.4, published 24 Aug 2026) - [CVE-2026-100691: Hugo stored cross-site scripting in lineAnchors](https://junglewise.ai/threats/cve-2026-100691-hugo-versions-0-75-0-through-0-165-x-contain-a-stored-cross-site) (medium, CVSS 5.4, published 26 Sep 2026) - [CVE-2026-58403: Hugo symlink confinement bypass in virtual filesystem](https://junglewise.ai/threats/cve-2026-58403-hugo-symlink-confinement-bypass-in-virtual-filesystem) (medium, CVSS 4, published 6 Jul 2026) - [CVE-2026-50135: Hugo symlink confinement bypass in resources.Get](https://junglewise.ai/threats/cve-2026-50135-hugo-symlink-confinement-bypass-in-resources-get) (medium, CVSS 4, published 6 Jul 2026) - [CVE-2026-58404: Hugo SSRF bypass via alternate IPv4 encodings in security.http.urls](https://junglewise.ai/threats/cve-2026-58404-hugo-ssrf-bypass-via-alternate-ipv4-encodings-in-security-http) (medium, CVSS 4, published 6 Jul 2026) ## Vulnerabilities per week 2 vulnerabilities in the last four weeks, up 100% on the four before (1). | Week of | Vulns | Critical | Exploited | | --- | --- | --- | --- | | 17 Aug 2026 | 0 | 0 | 0 | | 24 Aug 2026 | 2 | 0 | 0 | | 31 Aug 2026 | 0 | 0 | 0 | | 7 Sep 2026 | 1 | 1 | 0 | | 14 Sep 2026 | 0 | 0 | 0 | | 21 Sep 2026 | 1 | 0 | 0 | | 28 Sep 2026 | 0 | 0 | 0 | | 5 Oct 2026 | 0 | 0 | 0 | | 12 Oct 2026 | 2 | 0 | 0 | | 19 Oct 2026 | 0 | 0 | 0 | | 26 Oct 2026 | 0 | 0 | 0 | | 2 Nov 2026 | 0 | 0 | 0 | | 9 Nov 2026 | 0 | 0 | 0 | ## Hugo technologies - [Hugo](https://junglewise.ai/threats/technologies/hugo): 14 vulnerabilities ## Sources NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories. Rebuilt every hour. Cite as: Junglewise Threat Intelligence, "Hugo vulnerabilities", https://junglewise.ai/threats/vendors/hugo, 12 November 2026.