CVE-2026-92779

HighCVSS 7.6/10Last modified Sep 24, 2026

Description

Builder.io Gen2 SDKs through versions 5.2.11 and 0.25.13 contain a prototype pollution vulnerability in the deep-set helper function that processes content block bindings without validation. Attackers can craft content blocks with binding keys containing __proto__, prototype, or constructor paths to pollute Object.prototype during rendering, affecting all subsequent objects created in the process including other tenants' renders.

Metrics

CVSS 3.1 7.6/10CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:L

Weakness enumeration

CWE-1321

Affected software

No affected versions have been published.

Timeline

Published: Sep 16, 2026
Last modified: Sep 24, 2026
NVD status: Deferred

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