{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-49231", "assignerOrgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09", "state": "PUBLISHED", "assignerShortName": "apache", "dateReserved": "2026-05-28T06:52:25.554Z", "datePublished": "2026-06-19T13:14:52.100Z", "dateUpdated": "2026-06-19T16:49:56.297Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "unaffected", "product": "Apache APISIX", "vendor": "Apache Software Foundation", "versions": [{"lessThanOrEqual": "3.16.0", "status": "affected", "version": "3.5.0", "versionType": "semver"}]}], "credits": [{"lang": "en", "type": "reporter", "value": "lokerxxx"}], "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "<p>Authentication Bypass by Spoofing vulnerability in opa plugin.</p>An attacker could relay spoofed identity headers to upstream capitalising on non-default configuration in opa plugin.<br><br>This could allow the attacker to assume higher privileges on the upstream service.<br><p>This issue affects Apache APISIX: from 3.5.0 through 3.16.0.</p><p>Users are recommended to upgrade to version 3.17.0, which fixes the issue.</p>"}], "value": "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."}], "metrics": [{"cvssV4_0": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "PRESENT", "attackVector": "NETWORK", "baseScore": 2.3, "baseSeverity": "LOW", "privilegesRequired": "LOW", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "LOW", "subIntegrityImpact": "LOW", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "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", "version": "4.0", "vulnAvailabilityImpact": "NONE", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "NONE", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "problemTypes": [{"descriptions": [{"cweId": "CWE-290", "description": "CWE-290 Authentication Bypass by Spoofing", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09", "shortName": "apache", "dateUpdated": "2026-06-19T13:14:52.100Z"}, "references": [{"tags": ["vendor-advisory"], "url": "https://lists.apache.org/thread/s1jd1vxm59p6ghx47xhmpjdk1cobo4hn"}], "source": {"discovery": "UNKNOWN"}, "title": "Apache APISIX: Identity spoofing issue in APISIX opa plugin", "x_generator": {"engine": "Vulnogram 0.2.0"}}, "adp": [{"title": "CVE Program Container", "references": [{"url": "http://www.openwall.com/lists/oss-security/2026/06/19/13"}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2026-06-19T16:49:56.297Z"}}]}}

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