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CVE-2026-12208

CVE-2026-12208 · jsonata-js jsonata Function Binding Frame System jsonata.js createFrame prototype pollution

This page contains facts from public vulnerability sources. Check the original advisory before updating.

A weakness has been identified in jsonata-js jsonata up to 2.2.0. The affected element is the function createFrame of the file src/jsonata.js of the component Function Binding Frame System. This manipulation causes improperly controlled modification of object prototype attributes. It is possible to initiate the attack remotely. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

CVSS 6.9 · Medium · EPSS 0.3% · Fix available

Published
Updated

Stack: node

Affected products and versions

  • jsonata

    Versions
    • 2.0: Affected
    • 2.1: Affected
    • 2.2.0: Affected

    No fix published

  • jsonata npm

    Affected ranges
    • SEMVER: < 1.8.8

    Update to 1.8.8

  • jsonata npm

    Affected ranges
    • SEMVER: ≥ 2.0.0, < 2.2.1

    Update to 2.2.1

Original sources

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