Go/github.com/hashicorp/vault CVE-2026-4525: high 7.5, EPSS 0.41%
HashiCorp Vault May Expose Tokens to Auth Plugins Due to Incorrect Header Sanitization
Action: No fix published. Pin and monitor.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 0.11.2 | - | 1.21.4 |
Fixed versions
No fixed version in the source.
Sources
- osv: GHSA-72gw-fmmr-c4r4
- https://nvd.nist.gov/vuln/detail/CVE-2026-4525
- https://access.redhat.com/security/cve/CVE-2026-4525
- https://bugzilla.redhat.com/show_bug.cgi?id=2459107
- https://discuss.hashicorp.com/t/hcsec-2026-07-vault-may-expose-tokens-to-auth-plugins-due-to-incorrect-header-sanitization/77344
- https://github.com/advisories/GHSA-72gw-fmmr-c4r4
- https://github.com/hashicorp/vault
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-4525.json
CVE-2026-4525 · published · modified · JSON