{"id":"CVE-2026-111958","aliases":["EUVD-2026-108015","GHSA-5h77-wc4p-vj34"],"status":"published","title":"Royal MCP \u003c 1.5.7 - Authentication Bypass via Preview Link Token","description":"The Royal MCP  WordPress plugin before 1.5.7 does not limit a preview-link token to the single preview it was issued for, so any party that obtains a valid token is authenticated as the token's owning user, an administrator in the default configuration, across the entire REST API with no nonce, leading to full site takeover.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-12","score":0.00248,"percentile":0.16223,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-287"],"published":"2026-10-22T06:00:17Z","modified":"2026-10-22T15:16:14Z","products":[{"vendor":"royal plugins","product":"royal mcp"},{"vendor":"unknown","product":"royal mcp"}],"references":[{"url":"https://wpscan.com/vulnerability/014f061c-54f3-491e-b4a0-85cfa6fb178b/","tags":["exploit","vdb-entry","technical-description"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-111958"},{"url":"https://wpscan.com/vulnerability/014f061c-54f3-491e-b4a0-85cfa6fb178b"},{"url":"https://github.com/advisories/GHSA-5h77-wc4p-vj34"}],"sources":{"cve":[{"id":"CVE-2026-111958","title":"Royal MCP \u003c 1.5.7 - Authentication Bypass via Preview Link Token","description":"The Royal MCP  WordPress plugin before 1.5.7 does not limit a preview-link token to the single preview it was issued for, so any party that obtains a valid token is authenticated as the token's owning user, an administrator in the default configuration, across the entire REST API with no nonce, leading to full site takeover.","status":"published","published":"2026-10-22T06:00:17.95Z","modified":"2026-10-22T11:06:29.135Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"adp"}],"cwes":["CWE-287"],"updated_at":"2026-11-02T14:20:15.34316Z"}],"euvd":[{"id":"EUVD-2026-108015","description":"The Royal MCP  WordPress plugin before 1.5.7 does not limit a preview-link token to the single preview it was issued for, so any party that obtains a valid token is authenticated as the token's owning user, an administrator in the default configuration, across the entire REST API with no nonce, leading to full site takeover.","status":"published","published":"2026-10-22T06:00:17Z","modified":"2026-10-22T11:06:29Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T16:59:35.198677Z"}],"ghsa":[{"id":"GHSA-5h77-wc4p-vj34","title":"The Royal MCP  WordPress plugin before 1.5.7 does not limit a preview-link token to the single...","description":"The Royal MCP  WordPress plugin before 1.5.7 does not limit a preview-link token to the single preview it was issued for, so any party that obtains a valid token is authenticated as the token's owning user, an administrator in the default configuration, across the entire REST API with no nonce, leading to full site takeover.","status":"published","published":"2026-10-22T06:31:19Z","modified":"2026-10-22T12:32:15Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-287"],"updated_at":"2026-11-02T15:14:15.712154Z"}],"nvd":[{"id":"CVE-2026-111958","description":"The Royal MCP  WordPress plugin before 1.5.7 does not limit a preview-link token to the single preview it was issued for, so any party that obtains a valid token is authenticated as the token's owning user, an administrator in the default configuration, across the entire REST API with no nonce, leading to full site takeover.","status":"published","published":"2026-10-22T06:17:14.113Z","modified":"2026-10-22T15:16:14.027Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-287"],"updated_at":"2026-11-02T14:13:02.371082Z"}]}}