{"id":"CVE-2026-35166","sourceIdentifier":"security-advisories@github.com","published":"2026-04-06T18:16:43.060","lastModified":"2026-10-24T13:10:00.147","vulnStatus":"Analyzed","cveTags":[],"descriptions":[{"lang":"en","value":"Hugo is a static site generator. From 0.60.0 to before 0.159.2, links and image links in the default markdown to HTML renderer are not properly escaped. Hugo users who trust their Markdown content or have custom render hooks for links and images are not affected. This vulnerability is fixed in 0.159.2."},{"lang":"es","value":"pendiente..."}],"affected":[{"source":"security-advisories@github.com","affectedData":[{"vendor":"gohugoio","product":"hugo","versions":[{"version":">= 0.60.0, < 0.159.2","status":"affected"}]}]}],"metrics":{"cvssMetricV40":[{"source":"security-advisories@github.com","type":"Secondary","cvssData":{"version":"4.0","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/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","baseScore":5.3,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"NONE","userInteraction":"PASSIVE","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE","vulnAvailabilityImpact":"NONE","subConfidentialityImpact":"LOW","subIntegrityImpact":"LOW","subAvailabilityImpact":"NONE","exploitMaturity":"NOT_DEFINED","confidentialityRequirement":"NOT_DEFINED","integrityRequirement":"NOT_DEFINED","availabilityRequirement":"NOT_DEFINED","modifiedAttackVector":"NOT_DEFINED","modifiedAttackComplexity":"NOT_DEFINED","modifiedAttackRequirements":"NOT_DEFINED","modifiedPrivilegesRequired":"NOT_DEFINED","modifiedUserInteraction":"NOT_DEFINED","modifiedVulnConfidentialityImpact":"NOT_DEFINED","modifiedVulnIntegrityImpact":"NOT_DEFINED","modifiedVulnAvailabilityImpact":"NOT_DEFINED","modifiedSubConfidentialityImpact":"NOT_DEFINED","modifiedSubIntegrityImpact":"NOT_DEFINED","modifiedSubAvailabilityImpact":"NOT_DEFINED","Safety":"NOT_DEFINED","Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","valueDensity":"NOT_DEFINED","vulnerabilityResponseEffort":"NOT_DEFINED","providerUrgency":"NOT_DEFINED"}}],"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","baseScore":5.4,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"REQUIRED","scope":"CHANGED","confidentialityImpact":"LOW","integrityImpact":"LOW","availabilityImpact":"NONE"},"exploitabilityScore":2.3,"impactScore":2.7}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-04-06T18:02:26.136376Z","id":"CVE-2026-35166","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"weaknesses":[{"source":"security-advisories@github.com","type":"Secondary","description":[{"lang":"en","value":"CWE-79"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:gohugo:hugo:*:*:*:*:*:linux:*:*","versionStartIncluding":"0.60.0","versionEndExcluding":"0.159.2","matchCriteriaId":"D9199A95-23E0-43BE-8F0C-C521A7455819"},{"vulnerable":true,"criteria":"cpe:2.3:a:gohugo:hugo:*:*:*:*:*:macos:*:*","versionStartIncluding":"0.60.0","versionEndExcluding":"0.159.2","matchCriteriaId":"417A61AB-2317-42C3-9961-81C1DFB7C6DB"},{"vulnerable":true,"criteria":"cpe:2.3:a:gohugo:hugo:*:*:*:*:*:windows:*:*","versionStartIncluding":"0.60.0","versionEndExcluding":"0.159.2","matchCriteriaId":"8576A7CA-0166-4BC1-B2C8-CB53588E4CAC"}]}]}],"references":[{"url":"https://github.com/gohugoio/hugo/security/advisories/GHSA-mcv8-8m8x-48pg","source":"security-advisories@github.com","tags":["Vendor Advisory"]}]}