{"id":"CVE-2026-82842","state":"PUBLISHED","title":"SAML Single Sign On < 6.0.0 - Unauthenticated Privilege Escalation via Account Matching","description":"The SAML Single Sign On  WordPress plugin before 6.0.0 does not honour the configured criterion for linking an incoming single sign-on identity to a WordPress account, always resolving the identity by login name whatever the site has chosen, which allows an attacker who can have the site's identity provider assert a login name of their choosing to authenticate as any account, including an administrator, without proving ownership of that account.","publishedAt":"2026-09-20T06:00:16.509Z","updatedAt":"2026-09-20T13:49:00.235Z","severity":{"score":8.1,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","source":"CISA-ADP"},"assigner":"WPScan","products":["Unknown SAML Single Sign On"],"affected":[{"vendor":"Unknown","product":"SAML Single Sign On","defaultStatus":"unaffected","versions":[{"version":"4.8.43","status":"affected","lessThan":"6.0.0","versionType":"semver"}]}],"references":["https://wpscan.com/vulnerability/4ae66b2c-a0de-405f-baca-127302257540/"],"weaknesses":["CWE-269"],"ingestedAt":"2026-10-29T20:13:15.269Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/82xxx/CVE-2026-82842.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-82842","state":"PUBLISHED","datePublished":"2026-09-20T06:00:16.509Z","dateUpdated":"2026-09-20T13:49:00.235Z","assignerShortName":"WPScan","assignerOrgId":"1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81","dateReserved":"2026-08-31T08:27:11.846Z"},"containers":{"cna":{"title":"SAML Single Sign On < 6.0.0 - Unauthenticated Privilege Escalation via Account Matching","descriptions":[{"lang":"en","value":"The SAML Single Sign On  WordPress plugin before 6.0.0 does not honour the configured criterion for linking an incoming single sign-on identity to a WordPress account, always resolving the identity by login name whatever the site has chosen, which allows an attacker who can have the site's identity provider assert a login name of their choosing to authenticate as any account, including an administrator, without proving ownership of that account."}],"affected":[{"vendor":"Unknown","product":"SAML Single Sign On","defaultStatus":"unaffected","versions":[{"version":"4.8.43","status":"affected","lessThan":"6.0.0","versionType":"semver"}]}],"references":[{"url":"https://wpscan.com/vulnerability/4ae66b2c-a0de-405f-baca-127302257540/","tags":["exploit","vdb-entry","technical-description"]}],"problemTypes":[{"descriptions":[{"description":"CWE-269 Improper Privilege Management","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"WPScan","orgId":"1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81","dateUpdated":"2026-09-20T06:00:16.509Z"},"credits":[{"lang":"en","value":"Karthik Ramakrishnan","type":"finder"},{"lang":"en","value":"WPScan","type":"coordinator"}],"source":{"discovery":"EXTERNAL"},"x_generator":{"engine":"WPScan CVE Generator"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":8.1,"attackVector":"NETWORK","baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","integrityImpact":"HIGH","userInteraction":"NONE","attackComplexity":"HIGH","availabilityImpact":"HIGH","privilegesRequired":"NONE","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-09-20T13:48:57.522788Z","id":"CVE-2026-82842","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-269","type":"CWE","lang":"en","description":"CWE-269 Improper Privilege Management"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-09-20T13:49:00.235Z"}}]}}}