CVE-2026-3605
Vault KVv2 Metadata and Secret Deletion Policy Bypass Denial-of-Service
8.1
HIGH
CVSS 3.1
EPSS 0.02%
Description
An authenticated user with access to a kvv2 path through a policy containing a glob may be able to delete secrets they were not authorized to read or write, resulting in denial-of-service. This vulnerability did not allow a malicious user to delete secrets across namespaces, nor read any secret data. Fxed in Vault Community Edition 2.0.0 and Vault Enterprise 2.0.0, 1.21.5, 1.20.10, and 1.19.16.
How to fix CVE-2026-3605
To remediate CVE-2026-3605, upgrade the affected package to a fixed version below.
- —upgrade to 2.0.0 or later
- —no fix listed
Is CVE-2026-3605 being exploited?
Low — EPSS is 0.0%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- >= 0.10.0, < 2.0.0
- >= 0.10.0, <= 1.21.4
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.1 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H |