https://seclists.org/oss-sec/2026/q2/720: Two security advisories for Cargo from Rust
Published May 28, 2026
·Updated
Affected Software
1 affected component
Rust Cargo>=1.68.0<1.96.0, <1.96.0
Frequently Asked Questions
1
What is the severity of CVE-2026-5222?
CVE-2026-5222 has been classified with a high severity due to the potential for credential sharing between registries.
2
How do I fix CVE-2026-5222?
To fix CVE-2026-5222, update Cargo to the latest version where the vulnerability has been addressed.
3
What impact does CVE-2026-5222 have on Cargo users?
CVE-2026-5222 can lead to unauthorized access to registries by leaking credentials.
4
Who should be concerned about CVE-2026-5222?
All users of Cargo who manage multiple registries should be concerned about CVE-2026-5222.
5
Is there a workaround for CVE-2026-5222 if I cannot update Cargo immediately?
Currently, there are no recommended workarounds for CVE-2026-5222, so updating Cargo is essential.