{"id":"CVE-2026-89001","aliases":["EUVD-2026-87893","GHSA-m259-ww4h-6j9q"],"status":"published","title":"WPeMatico RSS Feed Fetcher \u003c 2.8.27 - Contributor+ Post Publication and Author Spoofing via Campaign Settings","description":"The WPeMatico RSS Feed Fetcher WordPress plugin before 2.8.27 does not verify that a user running a feed campaign is permitted to publish content or to attribute posts to another account, allowing users with contributor-level access and above to publish posts live and set any registered user, including an administrator, as the post author.","severity":{"version":"3.1","score":4.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N","level":"medium","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-11","score":0.00188,"percentile":0.08475,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-269"],"published":"2026-09-27T06:00:21Z","modified":"2026-09-28T16:38:58Z","products":[{"vendor":"etruel","product":"wpematico rss feed fetcher"},{"vendor":"unknown","product":"wpematico rss feed fetcher"}],"references":[{"url":"https://wpscan.com/vulnerability/829bfdc3-7a15-4d6a-9782-72d34fd114b7/","tags":["exploit","vdb-entry","technical-description"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-89001"},{"url":"https://wpscan.com/vulnerability/829bfdc3-7a15-4d6a-9782-72d34fd114b7"},{"url":"https://github.com/advisories/GHSA-m259-ww4h-6j9q"}],"sources":{"cve":[{"id":"CVE-2026-89001","title":"WPeMatico RSS Feed Fetcher \u003c 2.8.27 - Contributor+ Post Publication and Author Spoofing via Campaign Settings","description":"The WPeMatico RSS Feed Fetcher WordPress plugin before 2.8.27 does not verify that a user running a feed campaign is permitted to publish content or to attribute posts to another account, allowing users with contributor-level access and above to publish posts live and set any registered user, including an administrator, as the post author.","status":"published","published":"2026-09-27T06:00:21.092Z","modified":"2026-09-28T00:48:08.495Z","cvss":[{"version":"3.1","score":4.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N","level":"medium","assessor":"adp"}],"cwes":["CWE-269"],"updated_at":"2026-11-02T14:19:55.526923Z"}],"euvd":[{"id":"EUVD-2026-87893","description":"The WPeMatico RSS Feed Fetcher WordPress plugin before 2.8.27 does not verify that a user running a feed campaign is permitted to publish content or to attribute posts to another account, allowing users with contributor-level access and above to publish posts live and set any registered user, including an administrator, as the post author.","status":"published","published":"2026-09-27T06:00:21Z","modified":"2026-09-28T00:48:08Z","cvss":[{"version":"3.1","score":4.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N","level":"medium"}],"updated_at":"2026-11-02T17:27:54.286776Z"}],"ghsa":[{"id":"GHSA-m259-ww4h-6j9q","title":"The WPeMatico RSS Feed Fetcher WordPress plugin before 2.8.27 does not verify that a user running...","description":"The WPeMatico RSS Feed Fetcher WordPress plugin before 2.8.27 does not verify that a user running a feed campaign is permitted to publish content or to attribute posts to another account, allowing users with contributor-level access and above to publish posts live and set any registered user, including an administrator, as the post author.","status":"published","published":"2026-09-27T06:30:21Z","modified":"2026-09-28T03:31:30Z","cvss":[{"version":"3.1","score":4.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N","level":"medium"}],"cwes":["CWE-269"],"updated_at":"2026-11-02T15:12:31.359269Z"}],"nvd":[{"id":"CVE-2026-89001","description":"The WPeMatico RSS Feed Fetcher WordPress plugin before 2.8.27 does not verify that a user running a feed campaign is permitted to publish content or to attribute posts to another account, allowing users with contributor-level access and above to publish posts live and set any registered user, including an administrator, as the post author.","status":"published","published":"2026-09-27T06:17:19.397Z","modified":"2026-09-28T16:38:58.95Z","cvss":[{"version":"3.1","score":4.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-269"],"updated_at":"2026-11-02T14:12:52.081323Z"}]}}