{"schemaVersion":3,"id":"CVE-2026-97274","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"Unauthenticated Bypass Vulnerability in OAuth Single Sign On – SSO (OAuth Client) <= 7.1.2 versions.","dates":{"published":"2026-09-30T12:28:15.610Z","modified":"2026-09-30T13:37:18.333Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":9.8,"severity":"critical","version":"3.1","versionLabel":"v3.1","source":"CVE.org","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","computed":false,"selection":"backend-summary"},"metrics":[{"version":"3.1","versionLabel":"v3.1","source":"CVE.org","score":9.8,"severity":"critical","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","exploitability":null,"impact":null,"computed":false},{"version":"3.1","versionLabel":"v3.1","source":"NVD","score":9.8,"severity":"critical","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","exploitability":null,"impact":null,"computed":false},{"version":"3.1","versionLabel":"v3.1","source":"wordfence","score":5.3,"severity":"medium","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.00301,"percentile":0.21648,"severity":"low","asOf":"2026-10-22T00:00:00.000Z","change":{"pp":null,"baselineDate":null,"baselineScore":null},"history":[{"date":"2026-10-01T00:00:00.000Z","score":0.00512,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.00301,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.00301,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.00301,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.00301,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.00301,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.00301,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.00301,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.00301,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.00301,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.00301,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.00301,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.00301,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.00301,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.00301,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.00301,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.00301,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.00301,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.00301,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.00301,"percentile":null},{"date":"2026-10-21T00:00:00.000Z","score":0.00301,"percentile":null},{"date":"2026-10-22T00:00:00.000Z","score":0.00301,"percentile":0.21648}],"last30":[{"date":"2026-10-01T00:00:00.000Z","score":0.00512,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.00301,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.00301,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.00301,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.00301,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.00301,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.00301,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.00301,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.00301,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.00301,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.00301,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.00301,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.00301,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.00301,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.00301,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.00301,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.00301,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.00301,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.00301,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.00301,"percentile":null},{"date":"2026-10-21T00:00:00.000Z","score":0.00301,"percentile":null},{"date":"2026-10-22T00:00:00.000Z","score":0.00301,"percentile":0.21648}]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[],"exploitCount":0,"weaknesses":[{"id":"CWE-290","name":"Authentication Bypass by Spoofing","description":"This attack-focused weakness is caused by incorrectly implemented authentication schemes that are subject to spoofing attacks.","type":"weakness","status":"Incomplete","abstraction":"Base","likelihoodOfExploit":null,"url":"https://cwe.mitre.org/data/definitions/290.html"},{"id":"CWE-287","name":"Improper Authentication","description":"When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.","type":"weakness","status":"Draft","abstraction":"Class","likelihoodOfExploit":"High","url":"https://cwe.mitre.org/data/definitions/287.html"}],"affected":[{"vendor":"miniorange","product":"oauth single sign on – sso (oauth client)","name":"OAuth Single Sign On – SSO (OAuth Client)","label":"oauth single sign on – sso (oauth client)","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"≥ n/a, ≤ 7.1.2","noFixRecorded":false,"fixedIn":null}],"versionsText":"≥ n/a, ≤ 7.1.2","eol":null,"hubHref":"/vendor/miniorange/oauth_single_sign_on_-_sso_oauth_client"},{"vendor":"wordpress","product":"miniorange-login-with-eve-online-google-facebook","name":"OAuth Single Sign On – SSO (OAuth Client)","label":"miniorange-login-with-eve-online-google-facebook","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"≤ 7.1.2 (fixed in 7.1.3)","noFixRecorded":false,"fixedIn":"7.1.3"}],"versionsText":"≤ 7.1.2 (fixed in 7.1.3)","eol":null,"hubHref":null}],"affectedCount":2,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://patchstack.com/database/wordpress/plugin/miniorange-login-with-eve-online-google-facebook/vulnerability/wordpress-oauth-single-sign-on-sso-oauth-client-plugin-7-1-2-bypass-vulnerability-vulnerability?_s_id=cve","label":"patchstack.com/database/…","hostname":"patchstack.com","tags":["VDB Entry"]},{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/d61a1e57-9285-437f-a6b1-48e553c49533","label":"www.wordfence.com/threat-intel/vulnerabilities/id/d61a1e57-9285-437f-a6b1-48e553c49533","hostname":"www.wordfence.com","tags":["Vendor Advisory"]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2026-09-30T12:28:15.610Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-09-30T13:37:18.333Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":70,"level":"high","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-22T16:35:39.258Z","stale":false,"partial":false}}