{"id":"CVE-2026-87963","aliases":["EUVD-2026-81385","GHSA-vfmj-6hfh-5m4v"],"status":"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.","severity":{"version":"3.1","score":8.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00445,"percentile":0.39146,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-89"],"published":"2026-09-17T07:05:48Z","modified":"2026-09-20T15:30:23Z","products":[{"vendor":"unknown","product":"yo"}],"references":[{"url":"https://wpscan.com/vulnerability/1cc5d470-7ffe-496a-9911-9b3b5c700194/","tags":["exploit","vdb-entry","technical-description"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-87963"},{"url":"https://wpscan.com/vulnerability/1cc5d470-7ffe-496a-9911-9b3b5c700194"},{"url":"https://github.com/advisories/GHSA-vfmj-6hfh-5m4v"}],"sources":{"cve":[{"id":"CVE-2026-87963","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.","status":"published","published":"2026-09-17T07:05:48.348Z","modified":"2026-09-20T13:52:50.199Z","cvss":[{"version":"3.1","score":8.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N","level":"high","assessor":"cna"}],"cwes":["CWE-89"],"updated_at":"2026-11-02T13:37:47.463822Z"}],"euvd":[{"id":"EUVD-2026-81385","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.","status":"published","published":"2026-09-17T07:05:48Z","modified":"2026-09-20T13:52:50Z","cvss":[{"version":"3.1","score":8.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N","level":"high"}],"updated_at":"2026-11-02T17:28:05.72344Z"}],"ghsa":[{"id":"GHSA-vfmj-6hfh-5m4v","title":"The Yo WordPress plugin from 1.1 through 1.3.1 does not sanitize or parameterize the username...","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.","status":"published","published":"2026-09-17T09:33:01Z","modified":"2026-09-20T15:30:23Z","cvss":[{"version":"3.1","score":8.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N","level":"high"}],"cwes":["CWE-89"],"updated_at":"2026-11-02T15:12:14.055197Z"}],"nvd":[{"id":"CVE-2026-87963","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.","status":"published","published":"2026-09-17T07:16:28.533Z","modified":"2026-09-20T14:16:59.507Z","cvss":[{"version":"3.1","score":8.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N","level":"high","assessor":"secondary"}],"cwes":["CWE-89"],"updated_at":"2026-11-02T14:12:49.013904Z"}]}}