CVE-2026-46342

low
Published 2026-05-19 · Modified 2026-05-19
CVSS v3
CVSS v2
VIR risk
2.5

Description

Nuxt: `__nuxt_island` endpoint does not bind responses to request props, enabling shared-cache poisoning

Predictions

Exploit likelihood
20%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No vendor mitigations ingested yet for this CVE. The mitigation-content worker queues fetches as references arrive — check back in a few minutes, or see the references list below.

Package impact

EcosystemPackageVulnerableFixed
npm npmnuxt>=3.1.0,<3.21.63.21.6
npm npmnuxt>=4.0.0-alpha.1,<4.4.64.4.6
npm npm@nuxt/nitro-server>=3.20.0,<3.21.63.21.6
npm npm@nuxt/nitro-server>=4.2.0,<4.4.64.4.6
npm NPM@nuxt/nitro-server>= 4.2.0, <= 4.4.54.4.6
npm NPM@nuxt/nitro-server>= 3.20.0, <= 3.21.53.21.6
npm NPMnuxt>= 4.0.0-alpha.1, <= 4.4.54.4.6
npm NPMnuxt>= 3.1.0, <= 3.21.53.21.6

References

Verify integrity in audit chain (admin only). AS-IS.