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GitHub Advisories↑ 20
s2n-quic has excessive memory allocation

s2n-quic is a Rust implementation of the QUIC protocol. An unauthenticated user can attempt to exhaust server memory on an s2n-quic endpoint by sending crafted CRYPTO frames with high offsets. The buffer used for processing CRYPTO frames does not enforce a maximum size. In the worst case, a singl...

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GitHub Advisories↑ 35
Token Optimizer MCP: OS command injection in smart_user via username in get-user-info

### Summary `token-optimizer-mcp` is vulnerable to OS command injection in the `smart_user` tool. The `get-user-info` operation accepts a user-controlled `username` argument and later interpolates it into a shell command executed through `execAsync()`: ```ts getent passwd "${username}" || grep "^...

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