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Vulnerability record · CVE-2026-56698 · published 22 June 2026

CVE-2026-56698: Nuxt cross-site scripting vulnerability

Nuxt · Nuxt

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.

5.3 CVSS 4.0 Medium EPSS 0.41% · top 67.0% CWE-79 · Cross-site scripting
5.3CVSS 4.0 base score
0.41%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References
25 Jun 2026Last modified by NVD

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.

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/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/nuxt/nuxt/commit/3394716d4a913cba904b028df5338f2aead50032 Patch
https://github.com/nuxt/nuxt/commit/62fc32eddf648b00a3890141e0235d2a222b024d Patch
https://github.com/nuxt/nuxt/security/advisories/GHSA-c9cv-mq2m-ppp3 Third Party Advisory
https://www.vulncheck.com/advisories/nuxt-cross-site-scripting-via-navigateto-open-option Third Party Advisory

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Source: NIST National Vulnerability Database (record CVE-2026-56698), CISA KEV, FIRST EPSS (scores of 2026-09-29). This page is refreshed as NVD updates the record.