{"id":"CVE-2026-56698","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-56698","generatedAt":"2026-10-28T02:21:02.272Z","title":"Nuxt versions 4.0.0 before 4.4.7 and 3.x before 3.21.7 fail to validate script-capable URLs in the navigateTo open option, allowing client-side script execution.","description":"Nuxt versions 4.0.0 before 4.4.7 and 3.x before 3.21.7 fail to validate script-capable URLs in the navigateTo open option, allowing client-side script execution. Attackers can supply javascript: URLs through the open parameter to execute arbitrary scripts in the application's origin when user-controlled input is passed to navigateTo.","published":"2026-06-22T22:16:53.000Z","lastModified":"2026-06-25T16:56:19.000Z","status":"Analyzed","sourceIdentifier":"disclosure@vulncheck.com","cvss":{"version":"4.0","score":5.3,"severity":"MEDIUM","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/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/M"},"cwe":["CWE-79"],"affected":["nuxt/nuxt"],"epss":{"score":0.00413,"percentile":0.35316,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (0.41%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://github.com/nuxt/nuxt/commit/3394716d4a913cba904b028df5338f2aead50032","tags":["Patch"],"source":"disclosure@vulncheck.com"},{"url":"https://github.com/nuxt/nuxt/commit/62fc32eddf648b00a3890141e0235d2a222b024d","tags":["Patch"],"source":"disclosure@vulncheck.com"},{"url":"https://github.com/nuxt/nuxt/security/advisories/GHSA-c9cv-mq2m-ppp3","tags":["Third Party Advisory"],"source":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/nuxt-cross-site-scripting-via-navigateto-open-option","tags":["Third Party Advisory"],"source":"disclosure@vulncheck.com"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-56698","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}