{"id":"BIT-openbao-2026-115369","summary":"OpenBao 2.5.0 before 2.6.2 PKI allowed_ip_sans_cidr Bypass via CSR IP SANs","details":"OpenBao from 2.5.0 before 2.6.2 fails to enforce the PKI role allowed_ip_sans_cidr restriction on IP SANs taken from a CSR when use_csr_sans is enabled. Authenticated callers with sign permission can submit a CSR with an out-of-range IP SAN to pki/sign/\u003crole\u003e and obtain CA-signed certificates for unauthorized IPs.","aliases":["CVE-2026-115369","GHSA-g892-p242-8g86"],"modified":"2026-10-29T10:55:33.337811061Z","published":"2026-10-29T08:54:46.935Z","database_specific":{"cpes":["cpe:2.3:a:openbao:openbao:*:*:*:*:*:go:*:*"],"severity":"Low"},"references":[{"type":"WEB","url":"https://github.com/openbao/openbao/security/advisories/GHSA-g892-p242-8g86"},{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-115369"},{"type":"WEB","url":"https://www.vulncheck.com/advisories/openbao-2.5.0-before-2.6.2-pki-allowed-ip-sans-cidr-bypass-via-csr-ip-sans"}],"affected":[{"package":{"name":"openbao","ecosystem":"Bitnami","purl":"pkg:bitnami/openbao"},"ranges":[{"type":"SEMVER","events":[{"introduced":"2.5.0"},{"fixed":"2.6.2"}]}],"database_specific":{"source":"https://github.com/bitnami/vulndb/tree/main/data/openbao/BIT-openbao-2026-115369.json"},"severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X"}]}],"schema_version":"1.9.2"}