{"id":"CVE-2026-16259","state":"PUBLISHED","title":"Uix UserCenter <= 1.0.3 - Unauthenticated Privilege Escalation","description":"The Uix UserCenter WordPress plugin through 1.0.3 does not verify that the account being modified through an unauthenticated profile-update action belongs to the requester, and it authenticates that action with a token whose signing key is hardcoded and identical across every install, allowing unauthenticated attackers to forge a token for any user, overwrite an administrator's email and password, and take over the account.","publishedAt":"2026-08-29T06:00:18.968Z","updatedAt":"2026-08-30T00:56:53.643Z","severity":{"score":9.8,"label":"Critical","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","source":"CISA-ADP"},"assigner":"WPScan","products":["Unknown Uix UserCenter"],"affected":[{"vendor":"Unknown","product":"Uix UserCenter","defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"1.0.3","versionType":"semver"}]}],"references":["https://wpscan.com/vulnerability/e551128c-c9b1-4e6a-a2aa-92830b7a4887/"],"weaknesses":["CWE-269"],"ingestedAt":"2026-10-29T20:11:00.674Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/16xxx/CVE-2026-16259.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-16259","state":"PUBLISHED","datePublished":"2026-08-29T06:00:18.968Z","dateUpdated":"2026-08-30T00:56:53.643Z","assignerShortName":"WPScan","assignerOrgId":"1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81","dateReserved":"2026-07-20T08:29:53.101Z"},"containers":{"cna":{"title":"Uix UserCenter <= 1.0.3 - Unauthenticated Privilege Escalation","descriptions":[{"lang":"en","value":"The Uix UserCenter WordPress plugin through 1.0.3 does not verify that the account being modified through an unauthenticated profile-update action belongs to the requester, and it authenticates that action with a token whose signing key is hardcoded and identical across every install, allowing unauthenticated attackers to forge a token for any user, overwrite an administrator's email and password, and take over the account."}],"affected":[{"vendor":"Unknown","product":"Uix UserCenter","defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"1.0.3","versionType":"semver"}]}],"references":[{"url":"https://wpscan.com/vulnerability/e551128c-c9b1-4e6a-a2aa-92830b7a4887/","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":"2026-08-29T06:00:18.968Z"},"credits":[{"lang":"en","value":"moonge","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":9.8,"attackVector":"NETWORK","baseSeverity":"CRITICAL","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","integrityImpact":"HIGH","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"NONE","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"id":"CVE-2026-16259","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"total"}],"version":"2.0.3","timestamp":"2026-08-30T00:54:31.589923Z"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-269","lang":"en","type":"CWE","description":"CWE-269 Improper Privilege Management"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-08-30T00:56:53.643Z"}}]}}}