{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-124680","assignerOrgId":"f0158376-9dc2-43b6-827c-5f631a4d8d09","state":"PUBLISHED","assignerShortName":"apache","dateReserved":"2026-11-09T10:24:53.831Z","datePublished":"2026-11-13T17:51:28.431Z","dateUpdated":"2026-11-13T23:05:00.559Z"},"containers":{"cna":{"providerMetadata":{"orgId":"f0158376-9dc2-43b6-827c-5f631a4d8d09","shortName":"apache","dateUpdated":"2026-11-13T17:51:28.431Z"},"title":"Apache APISIX: Route-level authentication bypass via path normalization mismatch between routing and upstream forwarding","problemTypes":[{"descriptions":[{"description":"CWE-436 Interpretation Conflict, resulting in CWE-863 (Incorrect Authorization)","lang":"en","cweId":"CWE-436","type":"CWE"}]}],"source":{"discovery":"UNKNOWN"},"affected":[{"vendor":"Apache Software Foundation","product":"Apache APISIX","packageURL":"pkg:software-id/apache.org/apisix","versions":[{"status":"affected","version":"0.9","lessThanOrEqual":"3.19.0","versionType":"semver"}],"defaultStatus":"unaffected"}],"descriptions":[{"value":"Interpretation Conflict, resulting in (Incorrect Authorization) vulnerability in Apache APISIX.\n\n\n\nAn unauthenticated client can reach upstream paths protected\nby a route-level auth plugin when a route without auth exists on the\nsame upstream and the upstream does not collapse encoded dot segments.\n\n\n\nThis issue affects Apache APISIX: from 0.9 through 3.19.0.\n\n\n\nUsers are recommended to upgrade to version 3.20.0, which fixes the issue.","lang":"en","supportingMedia":[{"type":"text/html","base64":false,"value":"<p>Interpretation Conflict, resulting in (Incorrect Authorization) vulnerability in Apache APISIX.</p><p>An unauthenticated client can reach upstream paths protected\nby a route-level auth plugin when a route without auth exists on the\nsame upstream and the upstream does not collapse encoded dot segments.</p><p>This issue affects Apache APISIX: from 0.9 through 3.19.0.</p><p>Users are recommended to upgrade to version 3.20.0, which fixes the issue.</p>"}]}],"references":[{"url":"https://lists.apache.org/thread/tsr691p4s58572og5f88p831vygbflvz","tags":["vendor-advisory"]}],"metrics":[{"scenarios":[{"lang":"en","value":"GENERAL"}],"format":"CVSS","cvssV4_0":{"attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"PRESENT","privilegesRequired":"NONE","userInteraction":"NONE","vulnConfidentialityImpact":"NONE","subConfidentialityImpact":"HIGH","vulnIntegrityImpact":"NONE","subIntegrityImpact":"HIGH","vulnAvailabilityImpact":"NONE","subAvailabilityImpact":"NONE","exploitMaturity":"NOT_DEFINED","Safety":"NOT_DEFINED","Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","valueDensity":"NOT_DEFINED","vulnerabilityResponseEffort":"NOT_DEFINED","providerUrgency":"NOT_DEFINED","version":"4.0","baseSeverity":"HIGH","baseScore":7,"vectorString":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:N/SC:H/SI:H/SA:N"}}],"credits":[{"lang":"en","value":"Uttej Badwane","type":"reporter"},{"lang":"en","value":"shreemaan-abhishek","type":"coordinator"},{"lang":"en","value":"shreemaan-abhishek","type":"remediation developer"}],"x_generator":{"engine":"Vulnogram 1.0.3"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-11-13T19:50:49.573399Z","id":"CVE-2026-124680","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-11-13T20:01:48.036Z"}},{"title":"CVE Program Container","references":[{"url":"http://www.openwall.com/lists/oss-security/2026/11/13/7"}],"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2026-11-13T23:05:00.559Z"}}]}}