Vulnerability · Published Aug 5, 2026 · Assigned by GitHub_M

CVE-2026-71316Nuxt runtime payload cache discloses another user's SSR data across users and to unauthenticated clients

High 7.5

In plain English

A high-severity missing authorization in nuxt from nuxt. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 43% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)7.5High

Exploit odds (30 days)0.5%top 56.5% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

Nuxt is an open-source web development framework for Vue.js. From 4.4.0 until 4.5.1, runtime cache:nuxt:payload entries for /<page>/_payload.json can be returned before route middleware and page guards because import.meta.prerender is not enforced, disclosing another user's SSR data. This issue is fixed in 4.5.1.

Affected packages & fixed versions

Ecosystem	Package	Fixed in	Advisory
npm	nuxt	4.5.1	GHSA-wm8w-6qjm-cv43

Affected products (as reported)

Vendor	Product	Versions
nuxt	nuxt	>= 4.4.0, < 4.5.1

Weakness: CWE-524, CWE-862 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

References

https://github.com/nuxt/nuxt/security/advisories/GHSA-wm8w-6qjm-cv43 x_refsource_CONFIRM
https://github.com/nuxt/nuxt/commit/ac9b41a36b62296a117862254ee7d2b21a2a5203 x_refsource_MISC
https://github.com/nuxt/nuxt/releases/tag/v4.5.1 x_refsource_MISC