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OpenAdvisories
Critical · 9.2 CVE-2026-75062 EUVD-2026-66505GHSA-8x83-862f-c85r

Eval Injection in google/langfun via default lf.query protocol

Published Aug 26, 2026 · Updated Aug 27, 2026 · Assigned by Google

Description

Improper Neutralization of Directives in Dynamically Evaluated Code ('Eval Injection') in the default lf.query Python protocol in Google langfun versions prior to 0.1.2 allows remote unauthenticated attackers to execute arbitrary Python code in the context of the host application via crafted prompt inputs that cause the model to generate executable Python expressions evaluated without a sandbox.

Affected products

VendorProductAffectedFixed
Google langfun 0.0.1 – < 0.1.2 0.1.2

References