CVE-2026-4525

Published Apr 17, 2026

Last updated 2 days ago

Overview

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.
Source
security@hashicorp.com
NVD status
Analyzed
Products
vault

Risk scores

CVSS 3.1

Type
Primary
Base score
8.8
Impact score
5.9
Exploitability score
2.8
Vector string
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Severity
HIGH

Weaknesses

security@hashicorp.com
CWE-201

Social media

Hype score
Not currently trending

Configurations