RUSTSEC-2025-0157 `statsrelay-protobuf` was removed from crates.io for malicious code

Not scored Published

A malicious Rust crate attempted to exfiltrate environmental data from the host system.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is RUSTSEC-2025-0157?

RUSTSEC-2025-0157 is a vulnerability in statsrelay-protobuf, published on 26 Aug 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

statsrelay-protobuf was part of a campaign that attempted to exfiltrate environmental data from the host.

The malicious crate had 1 version published in August 2025, and had no evidence of actual usage. This crate had no dependencies on crates.io.

Which versions are affected by RUSTSEC-2025-0157?

1 open source package ship an affected version, including statsrelay-protobuf.

PackageAffectedFixed in
statsrelay-protobuf crates.ioFrom 0.0.0-0None

How do I fix RUSTSEC-2025-0157?

No fix has been published for RUSTSEC-2025-0157 yet. Limit exposure of the affected software until one is available.

Is RUSTSEC-2025-0157 being exploited?

There is no known exploitation of RUSTSEC-2025-0157 in the wild and no public exploit code.

Sources

Is RUSTSEC-2025-0157 in your software?

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