Critical nvd · CVE-2026-77177

CVE-2026-77177: Open GenAI Stack (aka ogx-ai) 2026-06-11, as used in the Meta AI backend for WhatsApp and other products, allows code ex

Published Sep 29, 2026 CVSS 9.8

Open GenAI Stack (aka ogx-ai) 2026-06-11, as used in the Meta AI backend for WhatsApp and other products, allows code execution because prompt injection (with Jinja2 template syntax) can be used to achieve server-side expression evaluation without sanitization.

Prompt Injection

Affected AI Products

prompt injection genai

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