{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-16269","assignerOrgId":"1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81","state":"PUBLISHED","assignerShortName":"WPScan","dateReserved":"2026-07-20T09:09:41.544Z","datePublished":"2026-08-08T06:00:10.712Z","dateUpdated":"2026-08-11T19:33:17.675Z"},"containers":{"cna":{"providerMetadata":{"orgId":"1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81","shortName":"WPScan","dateUpdated":"2026-08-08T06:00:10.712Z"},"title":"Newsletters < 4.16 - Unauthenticated API Authentication Bypass via Type Juggling","problemTypes":[{"descriptions":[{"description":"CWE-287 Improper Authentication","lang":"en","type":"CWE"}]}],"affected":[{"vendor":"Unknown","product":"Newsletters","versions":[{"status":"affected","versionType":"semver","version":"0","lessThan":"4.16"}],"defaultStatus":"unaffected"}],"descriptions":[{"lang":"en","value":"The Newsletters WordPress plugin before 4.16 does not strictly compare its API authentication key, allowing unauthenticated attackers to bypass the API authentication via type juggling and perform privileged actions such as modifying subscriber records and sending emails, when the optional API has been enabled."}],"references":[{"url":"https://wpscan.com/vulnerability/8b09afba-16a5-4d6c-9e85-84433a3c0d66/","tags":["exploit","vdb-entry","technical-description"]}],"credits":[{"lang":"en","value":"Haitam Lazaar","type":"finder"},{"lang":"en","value":"WPScan","type":"coordinator"}],"source":{"discovery":"EXTERNAL"},"x_generator":{"engine":"WPScan CVE Generator"}},"adp":[{"problemTypes":[{"descriptions":[{"type":"CWE","cweId":"CWE-287","lang":"en","description":"CWE-287 Improper Authentication"}]}],"metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":4.8,"attackVector":"NETWORK","baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:L","integrityImpact":"LOW","userInteraction":"NONE","attackComplexity":"HIGH","availabilityImpact":"LOW","privilegesRequired":"NONE","confidentialityImpact":"NONE"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-08-11T19:33:14.929502Z","id":"CVE-2026-16269","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-08-11T19:33:17.675Z"}}]}}