Use of Non-Canonical URL Paths for Authorization Decisions in Cargo - CVE-2026-5222
Published: May 26, 2026
Vulnerability identifier: #VU132308
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2026-5222
CWE-ID: CWE-647
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: The Rust Programming Language
Affected software:
Cargo
Cargo
Detailed vulnerability description
The vulnerability allows a remote attacker to gain access to sensitive information.
The vulnerability exists due to use of non-canonical URL paths for authorization decisions. A remote attacker can force the affected application to share credentials between registries.
How to mitigate CVE-2026-5222
Install updates from vendor's website.