{"id":"CVE-2026-49231","summary":"Apache APISIX: Identity spoofing issue in APISIX opa plugin","details":"Authentication Bypass by Spoofing vulnerability in opa plugin.\n\nAn attacker could relay spoofed identity headers to upstream capitalising on non-default configuration in opa plugin.\n\nThis could allow the attacker to assume higher privileges on the upstream service.\nThis issue affects Apache APISIX: from 3.5.0 through 3.16.0.\n\nUsers are recommended to upgrade to version 3.17.0, which fixes the issue.","aliases":["BIT-apisix-2026-49231"],"modified":"2026-07-08T08:13:39.552021422Z","published":"2026-06-19T13:14:52.100Z","database_specific":{"cwe_ids":["CWE-290"],"cna_assigner":"apache","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/49xxx/CVE-2026-49231.json","unresolved_ranges":[{"extracted_events":[{"introduced":"3.5.0"},{"last_affected":"3.16.0"}],"source":"AFFECTED_FIELD"},{"extracted_events":[{"introduced":"3.5.0"},{"fixed":"3.16.0"}],"source":"DESCRIPTION"}]},"references":[{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2026/06/19/13"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/49xxx/CVE-2026-49231.json"},{"type":"ADVISORY","url":"https://lists.apache.org/thread/s1jd1vxm59p6ghx47xhmpjdk1cobo4hn"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-49231"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/apache/apisix","events":[{"introduced":"76344d39bf8ad346826bc918fde6053521571407"},{"fixed":"9ef2ecab67f652d38365049613610ef649bb4ad0"}],"database_specific":{"cpe":"cpe:2.3:a:apache:apisix:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"3.5.0"},{"fixed":"3.17.0"}],"source":"CPE_RANGE"}}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-49231.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N"}]}