CVE-2026-5807

Name
CVE-2026-5807
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.
NVD Severity
unknown
Other trackers
CVE, NVD, CERT, CVE Details, CIRCL, Arch Linux, Debian, Red Hat, Ubuntu, Gentoo, SUSE (Bugzilla), SUSE (CVE), Mageia
Mailing lists
oss-security, full-disclosure, bugtraq
Exploits
Exploit DB, Metasploit
Forges
GitHub (code, issues), Aports (code, issues)

References

Type URI
security@hashicorp.com https://discuss.hashicorp.com/t/hcsec-2026-08-vault-vulnerable-to-denial-of-service-via-unauthenticated-root-token-generation-rekey-operations/77345
0b0ca135-0b70-47e7-9f44-1890c2a1c46c https://access.redhat.com/security/cve/CVE-2026-5807
0b0ca135-0b70-47e7-9f44-1890c2a1c46c https://bugzilla.redhat.com/show_bug.cgi?id=2459109
0b0ca135-0b70-47e7-9f44-1890c2a1c46c https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-5807.json

Match rules

CPE URI Source package Min version Max version
cpe:2.3:a:hashicorp:vault:*:*:*:*:-:*:*:* vault >= None < 2.0.0

Vulnerable and fixed packages

Source package Branch Version Maintainer Status
vault edge-community 1.14.0-r0 Mike Crute <mike@crute.us> possibly vulnerable
vault edge-community 1.13.2-r0 Mike Crute <mike@crute.us> possibly vulnerable
vault edge-community 1.11.4-r0 Gennady Feldman <gena01@gmail.com> possibly vulnerable
vault edge-community 1.9.4-r0 Gennady Feldman <gena01@gmail.com> possibly vulnerable
vault edge-community 1.7.2-r0 Gennady Feldman <gena01@gmail.com> possibly vulnerable
vault edge-community 1.7.1-r0 Gennady Feldman <gena01@gmail.com> possibly vulnerable
vault edge-community 1.6.3-r0 None possibly vulnerable
vault edge-community 1.5.7-r0 None possibly vulnerable
vault edge-community 1.5.6-r0 None possibly vulnerable
vault edge-community 1.5.4-r0 None possibly vulnerable
vault edge-community 1.4.3-r0 None possibly vulnerable
openbao edge-community 2.5.4-r0 Kevin Daudt <kdaudt@alpinelinux.org> fixed
openbao 3.24-community 2.5.4-r0 Kevin Daudt <kdaudt@alpinelinux.org> fixed
openbao 3.23-community 2.5.4-r0 Kevin Daudt <kdaudt@alpinelinux.org> fixed