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CVE-2026-32723

CVE-2026-32723 · SandboxJS timers have an execution-quota bypass (cross-sandbox currentTicks race)

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SandboxJS is a JavaScript sandboxing library. Prior to 0.8.35, SandboxJS timers have an execution-quota bypass. A global tick state (`currentTicks.current`) is shared between sandboxes. Timer string handlers are compiled at execution time using that global tick state rather than the scheduling sandbox's tick object. In multi-tenant / concurrent sandbox scenarios, another sandbox can overwrite `currentTicks.current` between scheduling and execution, causing the timer callback to run under a different sandbox's tick budget and bypass the original sandbox's execution quota/watchdog. Version 0.8.35 fixes this issue.

CVSS 4.8 · Moyenne · EPSS 0,2% · Correctif disponible

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Mise à jour

Pile logicielle: node

Produits et versions concernés

  • sandboxjs

    Versions du logiciel
    • < 0.8.35: Concernée

    Aucun correctif publié

  • @nyariv/sandboxjs npm

    Plages de versions concernées
    • SEMVER: < 0.8.35

    Mettez à jour vers 0.8.35

Sources originales

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