CVE-2026-33057: Mesop Affected by Unauthenticated Remote Code Execution via Test Suite Route /exec-py

March 18, 2026 (updated March 20, 2026)

An explicit web endpoint inside the ai/ testing module infrastructure directly ingests untrusted Python code strings unconditionally without authentication measures, yielding standard Unrestricted Remote Code Execution. Any individual capable of routing HTTP logic to this server block will gain explicit host-machine command rights.

References

github.com/advisories/GHSA-gjgx-rvqr-6w6v
github.com/mesop-dev/mesop
github.com/mesop-dev/mesop/commit/825f55970c20686de3f28e2c66df4d74e9d4db47
github.com/mesop-dev/mesop/security/advisories/GHSA-gjgx-rvqr-6w6v
nvd.nist.gov/vuln/detail/CVE-2026-33057

Code Behaviors & Features

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