GHSA-JQ42-7MFV-HM57 Cargo crates in third party registries can override the cached source of other crates

The Rust Security Response Team was notified that Cargo incorrectly handled symlinks inside of crate tarballs downloaded from third-party registries, allowing a malicious crate to override the source code of another crate from the same registry. This vulnerability is tracked as CVE-2026-5223. The...