CVE-2026-71316 Nuxt runtime payload cache discloses another user's SSR data across users and to unauthenticated clients
Attackers can access other users' server-side rendering data via cached payload endpoints, exposing sensitive information to unauthenticated clients.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2026-71316?
CVE-2026-71316 is a high-severity vulnerability in nuxt, published on 5 Aug 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
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.
Which versions are affected by CVE-2026-71316?
2 open source packages ship an affected version, including nuxt.
| Package | Affected | Fixed in |
|---|---|---|
nuxt npm | From 4.4.0 | 4.5.1 |
nuxt npm | From 4.4.0 | 4.5.1 |
How do I fix CVE-2026-71316?
Upgrade nuxt to 4.5.1 or later.
Is CVE-2026-71316 being exploited?
There is no known exploitation of CVE-2026-71316 in the wild and no public exploit code.
Sources
Also known as GHSA-wm8w-6qjm-cv43.