What’s Vulnerable › Vulnerabilities
CVE-2026-105816: Vault Vulnerable to Arbitrary Code Execution via Plugin Catalog Entries Restored From Raft Snapshots
- Severity: high (CVSS 8.0 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.3% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-10-07 · updated 2026-10-09
- Weakness: CWE-22
Description
Vault and Vault Enterprise did not consistently verify that stored plugin catalog entries reference binaries within the configured plugin directory. When Vault uses Shamir seals and has an external plugin directory configured, a privileged operator able to restore an Integrated Storage (Raft) snapshot may be able to execute arbitrary code on the Vault host. This vulnerability (CVE-2026-105816) is fixed in Vault Community Edition 2.1.2, and Vault Enterprise 2.1.2, 1.21.12, 1.20.17, and 1.19.23.
Affected products
- HashiCorp Vault: from 0.0.1 before 2.1.2 — fixed in 2.1.2
How to fix
Upgrade to a fixed version: HashiCorp Vault 2.1.2. Check the vendor advisory for mitigations.
References
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