{"id":"CVE-2026-87963","state":"PUBLISHED","title":"Yo 1.1 - 1.3.1 - Unauthenticated SQL Injection via username Parameter","description":"The Yo WordPress plugin from 1.1 through 1.3.1 does not sanitize or parameterize the username request parameter before using it in a SQL query, and reads it before WordPress applies its request escaping, allowing unauthenticated attackers to perform SQL injection and read arbitrary database contents including administrator password hashes.","publishedAt":"2026-09-17T07:05:48.348Z","updatedAt":"2026-09-20T13:52:50.199Z","severity":{"score":8.6,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N","source":"WPScan"},"assigner":"WPScan","products":["Unknown Yo"],"affected":[{"vendor":"Unknown","product":"Yo","defaultStatus":"unknown","versions":[{"version":"1.1","status":"affected","lessThanOrEqual":"1.3.1","versionType":"semver"}],"collectionURL":"https://wordpress.org/plugins"}],"references":["https://wpscan.com/vulnerability/1cc5d470-7ffe-496a-9911-9b3b5c700194/"],"weaknesses":["CWE-89"],"ingestedAt":"2026-10-29T20:13:26.108Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/87xxx/CVE-2026-87963.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-87963","state":"PUBLISHED","datePublished":"2026-09-17T07:05:48.348Z","dateUpdated":"2026-09-20T13:52:50.199Z","assignerShortName":"WPScan","assignerOrgId":"1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81","dateReserved":"2026-09-09T17:43:52.721Z"},"containers":{"cna":{"title":"Yo 1.1 - 1.3.1 - Unauthenticated SQL Injection via username Parameter","descriptions":[{"lang":"en","value":"The Yo WordPress plugin from 1.1 through 1.3.1 does not sanitize or parameterize the username request parameter before using it in a SQL query, and reads it before WordPress applies its request escaping, allowing unauthenticated attackers to perform SQL injection and read arbitrary database contents including administrator password hashes."}],"affected":[{"vendor":"Unknown","product":"Yo","defaultStatus":"unknown","versions":[{"version":"1.1","status":"affected","lessThanOrEqual":"1.3.1","versionType":"semver"}],"collectionURL":"https://wordpress.org/plugins"}],"references":[{"url":"https://wpscan.com/vulnerability/1cc5d470-7ffe-496a-9911-9b3b5c700194/","tags":["exploit","vdb-entry","technical-description"]}],"metrics":[{"cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N","baseScore":8.6,"baseSeverity":"HIGH"}}],"problemTypes":[{"descriptions":[{"description":"CWE-89 SQL Injection","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"WPScan","orgId":"1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81","dateUpdated":"2026-09-17T07:05:48.348Z"},"credits":[{"lang":"en","value":"João Ramos Maciel","type":"finder"},{"lang":"en","value":"WPScan","type":"coordinator"}],"source":{"discovery":"EXTERNAL"},"x_generator":{"engine":"WPScan CVE Generator"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-09-17T12:09:33.965481Z","id":"CVE-2026-87963","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-89","type":"CWE","lang":"en","description":"CWE-89 Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-09-20T13:52:50.199Z"}}]}}}