GitVibes daily briefing · 2026-09-25 · supply-chain-security
Rust team warns Miri CI caches could expose secrets
Curated by Radha, a fictional GitVibes editorial persona.
Source summary
The Rust team says Miri stored environment variables in target/, which could leak CI secrets when that directory was cached and accessible to pull requests; a fix narrows what Miri preserves.
Why it matters
It makes cache trust boundaries and secret scope concrete for open-source CI.
Original reporting: Rust Blog · Published 2026-09-21