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JSONata: Arbitrary Code Execution via crafted JSONata expressions · Bugflare

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JSONata: Arbitrary Code Execution via crafted JSONata expressions

GitHub AdvisoriesAugust 21, 2026Sign in to save

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advisory github CVE-2026-77413 critical

Impact Before JSONata `2.2.0` and `1.8.8` it was possible to execute arbitrary code with crafted expressions, due to a missing `hasOwnProperty` check in the `lookup` function: https://github.com/jsonata-js/jsonata/blob/f9632e01e6e67d4f9f00593f9795420cb4b57f48/src/functions.js#L1686-L1705 This ...

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Originally published by GitHub Advisories (github.com).

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Open original on github.com →https://github.com/advisories/GHSA-8gq3-vp5j-2grp

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