What’s Vulnerable › Vulnerabilities
CVE-2026-2808: Consul vulnerable to arbitrary file reads through the vault kubernetes authentication provider
- Severity: medium (CVSS 6.8 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.5% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-03-12 · updated 2026-06-17
- Weakness: CWE-59
Description
HashiCorp Consul and Consul Enterprise 1.18.20 up to 1.21.10 and 1.22.4 are vulnerable to arbitrary file read when configured with Kubernetes authentication. This vulnerability, CVE-2026-2808, is fixed in Consul 1.18.21, 1.21.11 and 1.22.5.
Affected products
- HashiCorp Consul: before 1.22.5 — fixed in 1.22.5
- HashiCorp Consul Enterprise: before 1.22.5 — fixed in 1.22.5
How to fix
Upgrade to a fixed version: HashiCorp Consul 1.22.5; HashiCorp Consul Enterprise 1.22.5. Check the vendor advisory for mitigations.
References
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