CVE-2026-71314Nuxt: Unauthenticated out-of-memory crash via unbounded v-for expansion in island rendering
Updated under an hour ago ()
Does this affect you?
It affects nuxt. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
Do this next
Free account, 1 product
Nuxt is an open-source web development framework for Vue.js. From 3.1.0 until 3.21.10 and 4.5.1, an unauthenticated attacker can use a server island v-for prop, including vforToArray and , to trigger unbounded SSR memory allocation until MAX_VFOR_LENGTH = 100000 and crash the Nuxt process. This issue is fixed in 3.21.10 and 4.5.1.
- CVSS
- 7.5 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Weakness (CWE)
- CWE-400, CWE-770, CWE-789, CWE-1284
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- GitHub_M
- NVD analysis
- Deferred
- Record last updated
- Aug 6, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
nuxt nuxt nuxt:nuxt (from the name) | from 4.0.0, < 4.5.1; from 3.1.0, < 3.21.10 | CNA record |
References
- https://github.com/nuxt/nuxt/security/advisories/GHSA-hxcr-hm88-mpq6x-refsource-confirm
- https://github.com/nuxt/nuxt/commit/4e35ae9babd94be53246e31200232d48438bb34ex-refsource-misc
- https://github.com/nuxt/nuxt/commit/668cdfdfda41849ed11c1ee5e2067a11fc103b22x-refsource-misc
- https://github.com/nuxt/nuxt/releases/tag/v3.21.10x-refsource-misc
- https://github.com/nuxt/nuxt/releases/tag/v4.5.1x-refsource-misc
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.