Go/github.com/openbao/openbao CVE-2026-45808: high 7.1, EPSS 0.43%

OpenBao's cross-namespace lease revocation via legacy sys/revoke path bypasses ACL

Action: Upgrade github.com/openbao/openbao to 2.5.4 or later.

go get github.com/openbao/openbao@v2.5.4

Affected

Fixed versions

Sources

• osv: GHSA-v8v8-cm84-m686
• nvd: CVE-2026-45808
• https://github.com/openbao/openbao/security/advisories/GHSA-v8v8-cm84-m686
• https://github.com/openbao/openbao/pull/3152
• https://github.com/openbao/openbao/commit/c0495646b41cea0e3f5a1030132e9cf5c2375b5c
• https://github.com/openbao/openbao
• https://github.com/openbao/openbao/releases/tag/v2.5.4

CVE-2026-45808 · published 2026-05-28T17:37:32Z · modified 2026-08-17T08:10:40.466266903Z · JSON