{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-55652","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","state":"PUBLISHED","assignerShortName":"GitHub_M","dateReserved":"2026-06-16T23:52:12.059Z","datePublished":"2026-07-15T21:15:11.246Z","dateUpdated":"2026-07-17T12:36:23.896Z"},"containers":{"cna":{"title":"Wekan: Header-login IP allowlist bypass via X-Forwarded-For spoofing in Wekan allows unauthenticated full account takeover (incl. admin)","problemTypes":[{"descriptions":[{"cweId":"CWE-287","lang":"en","description":"CWE-287: Improper Authentication","type":"CWE"}]},{"descriptions":[{"cweId":"CWE-290","lang":"en","description":"CWE-290: Authentication Bypass by Spoofing","type":"CWE"}]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":9.8,"baseSeverity":"CRITICAL","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","version":"3.1"}}],"references":[{"name":"https://github.com/wekan/wekan/security/advisories/GHSA-jggc-qvfc-jr6x","tags":["x_refsource_CONFIRM"],"url":"https://github.com/wekan/wekan/security/advisories/GHSA-jggc-qvfc-jr6x"},{"name":"https://github.com/wekan/wekan/commit/b181889a565254bc9bf79379a34fc7f617ccda28","tags":["x_refsource_MISC"],"url":"https://github.com/wekan/wekan/commit/b181889a565254bc9bf79379a34fc7f617ccda28"},{"name":"https://github.com/wekan/wekan/releases/tag/v9.46","tags":["x_refsource_MISC"],"url":"https://github.com/wekan/wekan/releases/tag/v9.46"}],"affected":[{"vendor":"wekan","product":"wekan","versions":[{"version":"< 9.46","status":"affected"}]}],"providerMetadata":{"orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","shortName":"GitHub_M","dateUpdated":"2026-07-15T21:15:11.246Z"},"descriptions":[{"lang":"en","value":"Wekan is open source kanban built with Meteor. Prior to 9.46, header-login with HEADER_LOGIN_TRUSTED_IPS uses getRequestIp() in server/lib/headerLoginAuth.js to trust the client-supplied X-Forwarded-For header before the real socket address, allowing an unauthenticated attacker to send HEADER_LOGIN_ID for any username and receive a meteor_login_token session, including for admin. This issue is fixed in version 9.46."}],"source":{"advisory":"GHSA-jggc-qvfc-jr6x","discovery":"UNKNOWN"}},"adp":[{"references":[{"url":"https://github.com/wekan/wekan/security/advisories/GHSA-jggc-qvfc-jr6x","tags":["exploit"]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-07-17T12:36:20.248825Z","id":"CVE-2026-55652","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":"2026-07-17T12:36:23.896Z"}}]}}