{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-46391","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","state":"PUBLISHED","assignerShortName":"GitHub_M","dateReserved":"2026-05-13T19:53:47.922Z","datePublished":"2026-06-05T18:18:42.028Z","dateUpdated":"2026-06-08T16:18:38.404Z"},"containers":{"cna":{"title":"HAX open-apis: Credential Theft via Server-Side Request Forgery (SSRF) in open-apis","problemTypes":[{"descriptions":[{"cweId":"CWE-183","lang":"en","description":"CWE-183: Permissive List of Allowed Inputs","type":"CWE"}]},{"descriptions":[{"cweId":"CWE-918","lang":"en","description":"CWE-918: Server-Side Request Forgery (SSRF)","type":"CWE"}]}],"metrics":[{"cvssV4_0":{"attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"NONE","userInteraction":"NONE","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"NONE","vulnAvailabilityImpact":"NONE","subConfidentialityImpact":"LOW","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","baseScore":8.7,"baseSeverity":"HIGH","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:L/SI:N/SA:N","version":"4.0"}}],"references":[{"name":"https://github.com/haxtheweb/issues/security/advisories/GHSA-4fg7-f244-3j49","tags":["x_refsource_CONFIRM"],"url":"https://github.com/haxtheweb/issues/security/advisories/GHSA-4fg7-f244-3j49"}],"affected":[{"vendor":"haxtheweb","product":"@haxtheweb/open-apis","versions":[{"version":">= 9.0.1, < 26.0.0","status":"affected"}]}],"providerMetadata":{"orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","shortName":"GitHub_M","dateUpdated":"2026-06-05T18:18:42.028Z"},"descriptions":[{"lang":"en","value":"HAX CMS helps manage microsite universe with PHP or NodeJs backends. Starting in version 9.0.1 and prior to version 26.0.0 of @haxtheweb/open-apis, multiple functions conduct substring-only matching to validate hostnames to which basic authorization should be sent. An attacker can append the matched substrings to an attacker-controlled endpoint and capture authentication. Version 26.0.0 fixes the issue."}],"source":{"advisory":"GHSA-4fg7-f244-3j49","discovery":"UNKNOWN"}},"adp":[{"references":[{"url":"https://github.com/haxtheweb/issues/security/advisories/GHSA-4fg7-f244-3j49","tags":["exploit"]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-06-08T16:18:05.580327Z","id":"CVE-2026-46391","options":[{"Exploitation":"poc"},{"Automatable":"yes"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-06-08T16:18:38.404Z"}}]}}