CVE-2026-5807

high Red Hat
CVSS v3 Base Score
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS Score
0.0%
Exploitation probability in 30 days
Top 97% most likely to be exploited
Attack Characteristics
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Confidentiality
None
Integrity
None
Availability
High
Published: April 17, 2026 (27 days ago)
Last Modified: April 17, 2026
Vendor: Red Hat
Source: REDHAT

Description

A flaw was found in Vault. An unauthenticated attacker can repeatedly initiate or cancel root token generation or rekey operations. This action occupies the single slot designated for in-progress operations, effectively preventing legitimate operators from completing critical administrative workflows. This vulnerability leads to a denial-of-service condition, impacting the availability of Vault's key management functions.

CWE

CWE-770

Affected Products

Red Hat OpenShift Container Platform 4Red Hat Openshift Data Foundation 4

References

🔗 bugzilla.redhat.com 🔗 www.cve.org 🔗 nvd.nist.gov 🔗 discuss.hashicorp.com