CVE-2026-77930 EvoScientist 0.1.0 before 0.2.5 Human Approval Bypass via Async Sub-Agents

Critical 9.3 Published Updated
Exploited in the wild
Not known
Fix
None listed

What is CVE-2026-77930?

CVE-2026-77930 is a critical vulnerability in EvoScientist, published on 20 Oct 2026.

Official description

EvoScientist 0.1.0 before 0.2.5 contains an approval bypass vulnerability that allows attackers to run host shell commands by delegating them to async sub-agents lacking an interrupt_on gate. Attackers can plant instructions in ingested content such as fetched web pages, so the agent calls start_async_task and runs commands with user privileges and environment secrets.

Weakness: CWE-862

Which versions are affected by CVE-2026-77930?

How do I fix CVE-2026-77930?

No fix has been published for CVE-2026-77930 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-77930 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-77930 exists.

Sources

Also known as GHSA-626g-hx6f-fj54.

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