CVE-2026-105816 Vault Vulnerable to Arbitrary Code Execution via Plugin Catalog Entries Restored From Raft Snapshots
Privileged operators can execute arbitrary code on Vault hosts by restoring Raft snapshots with malicious plugin catalog entries when external plugin directories are configured.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2026-105816?
CVE-2026-105816 is a high-severity path traversal vulnerability in HashiCorp Vault, published on 7 Oct 2026. An attacker needs administrator access to exploit it, with no action from the victim.
Official 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.
Weakness: CWE-22
Which versions are affected by CVE-2026-105816?
1 open source package ship an affected version, including vault.
| Package | Affected | Fixed in |
|---|---|---|
vault Bitnami | From 0.0.1 | 2.1.2 |
How do I fix CVE-2026-105816?
Upgrade vault to 2.1.2 or later.
Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.
Is CVE-2026-105816 being exploited?
There is no known exploitation of CVE-2026-105816 in the wild and no public exploit code.
Sources
Also known as BIT-vault-2026-105816, GHSA-pw8v-gjgv-3j42, MINI-662g-vvv9-r552.