# CVE-2026-5807

> Vulnerability · severity: **HIGH** (CVSS 7.5).

## Description

Vault is vulnerable to a denial-of-service condition where an unauthenticated attacker can repeatedly initiate or cancel root token generation or rekey operations, occupying the single in-progress operation slot. This prevents legitimate operators from completing these workflows. This vulnerability, CVE-2026-5807, is fixed in Vault Community Edition 2.0.0 and Vault Enterprise 2.0.0.

## Key facts

- **CVE ID:** CVE-2026-5807
- **Published:** 2026-04-17
- **CVSS severity:** HIGH
- **CVSS base score:** 7.5
- **CWE codes:** CWE-770

## Affected products

- `hashicorp:vault`

## Primary sources

- NIST NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-5807

## Citation

> AI Analytics. CVE-2026-5807. Retrieved 2026-07-19 from https://api.ai-analytics.org/cve/CVE-2026-5807. Derived from NIST NVD. Licensed CC0.

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