Rust Daily Digest — 2026-05-26

Rust engineering news, daily.

2026.05.26

19 sources scanned

FEATURED

Cargo Security Advisories: CVE-2026-5223 and CVE-2026-5222

The Rust Security Response Team has issued advisories for Cargo addressing two critical vulnerabilities. CVE-2026-5223 involves mishandling of symlinks within crates, potentially leading to unauthorized file access. CVE-2026-5222 pertains to incorrect URL normalization of third-party dependencies, posing a risk of dependency confusion attacks. Rust developers should update Cargo to the latest version to mitigate these risks and ensure secure package management in their projects.

SRC Rust Blog

Introducing RLib: Reducing Rust Compile Times

RLib is a newly introduced zero-overhead precompiled crate manager designed to reduce compile times and disk usage in Rust projects. By stabilizing a new build directory layout, RLib allows developers to manage precompiled crates efficiently, minimizing redundant compilation. This tool is particularly beneficial for large Rust projects, where compile time can be a significant bottleneck. Developers can now leverage RLib to streamline their development workflow and improve productivity.

SRC Rust Users Forum

SIGNAL

01 TOML Schema proposal, with Cargo.toml as an example Rust Users Forum
02 [Pre-RFC] Make some feature-detected function-to-fn-pointer casts safe through ZST token types Rust Internals
03 KGet 1.7.0 – download manager crate with redesigned GUIs, new builder API, WebDAV, yt-dlp, and bug fixes Rust Users Forum
04 Changelog #329 rust-analyzer

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