`proc-macro-en` was removed from crates.io due to malicious code

We identified that proc-macro-en contained the same build script as proc-macro1 and it was part of the same supply chain attack. This crate had one single version published at 2026-08-20. The crate was removed from crates.io and related user account was locked. This crate was used as part of a...

PT-2026-83615

A new version of the arrayref crate was published with a direct dependency on proc-macro1, which would execute a malicious build script. This compromised version was published on 2026-08-20 and removed approximately 86 minutes later. It was downloaded 2,285 times, which constituted less than 10% ...

PT-2026-83617

A new version of the append-only-vec crate was published with a direct dependency on proc-macro1, which would execute a malicious build script. The compromised version of this crate was published on 2026-08-20, and was removed approximately 107 minutes later. The compromised crate version was use...

PT-2026-83621

A new version of the internment crate was published with a direct dependency on proc-macro1, which would execute a malicious build script. The compromised version of this crate was published on 2026-08-20, and was removed approximately 90 minutes later. The compromised version was used as part of...

GHSA-G38R-8GMR-GHRF `mysten-metrics` was removed from crates.io for malicious code

mysten-metrics included a build script that attempted to exfiltrate data from the build machine. The malicious crate had 1 version published on 2026-04-20 and had no evidence of actual usage. This crate had no dependencies on crates.io...

GHSA-QPRH-M6P3-HWXC `sui-execution-cut` was removed from crates.io for malicious code

sui-execution-cut included a build script that attempted to exfiltrate data from the build machine. The malicious crate had 1 version published on 2026-04-20 and had no evidence of actual usage. This crate had no dependencies on crates.io...

RUSTSEC-2026-0108 `sui-execution-cut` was removed from crates.io for malicious code

sui-execution-cut included a build script that attempted to exfiltrate data from the build machine. The malicious crate had 1 version published on 2026-04-20 and had no evidence of actual usage. This crate had no dependencies on crates.io...

RUSTSEC-2026-0100 `pretty-changelog-logger` was removed from crates.io for malicious code

pretty-changelog-logger contains a build script build.rs that acts as a loader/dropper for malicious payloads. The malicious crate had 3 versions published on 2026-04-08 that had a total of 2239 downloads. There were no crates depending on this crate on crates.io. Thanks to Socket.dev for detecti...

`postgress` was removed from crates.io for malicious code

This crate was part of a typosquatting malware cluster published by the malicious user amaperf and contained a malware payload in build.rs to exfiltrate host information to the attacker. This advisory is to retrospectively document this attempted attack. The version information and download recor...

`envlogger` was removed from crates.io for malicious code

This crate was part of a typosquatting malware cluster published by the malicious user amaperf and contained a malware payload in build.rs to exfiltrate host information to the attacker. This advisory is to retrospectively document this attempted attack. The version information and download recor...

`xrvrv` was removed from crates.io for malicious code

This crate was part of a typosquatting malware cluster published by the malicious user amaperf and contained a malware payload in build.rs to exfiltrate host information to the attacker. This advisory is to retrospectively document this attempted attack. The version information and download recor...