CVE-2026-4525
HIGH
NVD
CVSS Score
7.5
Severity
HIGH
Published
Apr 17, 2026
Vendor
unknown
Description
If a Vault auth mount is configured to pass through the "Authorization" header, and the "Authorization" header is used to authenticate to Vault, Vault forwarded the Vault token to the auth plugin backend. Fixed in 2.0.0, 1.21.5, 1.20.10, and 1.19.16.