{"id":"CVE-2026-75873","aliases":["EUVD-2026-89637","GHSA-7hpq-7jqp-mfrh"],"status":"published","title":"Zella Theme \u003c 2.6.3 - Unauthenticated Arbitrary File Upload","description":"The Zella Theme WordPress theme before 2.6.3 does not perform any capability or nonce check on one of its font upload actions, which is available to unauthenticated users, allowing them to upload arbitrary files, including PHP ones, and achieve remote code execution.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-11","score":0.00569,"percentile":0.47591,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-434"],"published":"2026-09-30T06:00:20Z","modified":"2026-09-30T16:28:31Z","products":[{"vendor":"unknown","product":"zella theme"}],"references":[{"url":"https://wpscan.com/vulnerability/15b8a6cb-f89c-4d4d-9812-441e822c647f/","tags":["exploit","vdb-entry","technical-description"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-75873"},{"url":"https://wpscan.com/vulnerability/15b8a6cb-f89c-4d4d-9812-441e822c647f"},{"url":"https://github.com/advisories/GHSA-7hpq-7jqp-mfrh"}],"sources":{"cve":[{"id":"CVE-2026-75873","title":"Zella Theme \u003c 2.6.3 - Unauthenticated Arbitrary File Upload","description":"The Zella Theme WordPress theme before 2.6.3 does not perform any capability or nonce check on one of its font upload actions, which is available to unauthenticated users, allowing them to upload arbitrary files, including PHP ones, and achieve remote code execution.","status":"published","published":"2026-09-30T06:00:20.59Z","modified":"2026-09-30T13:27:28.428Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"adp"}],"cwes":["CWE-434"],"updated_at":"2026-11-02T14:20:07.260654Z"}],"euvd":[{"id":"EUVD-2026-89637","description":"The Zella Theme WordPress theme before 2.6.3 does not perform any capability or nonce check on one of its font upload actions, which is available to unauthenticated users, allowing them to upload arbitrary files, including PHP ones, and achieve remote code execution.","status":"published","published":"2026-09-30T06:00:20Z","modified":"2026-09-30T13:27:28Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T17:27:49.833828Z"}],"ghsa":[{"id":"GHSA-7hpq-7jqp-mfrh","title":"The Zella Theme WordPress theme before 2.6.3 does not perform any capability or nonce check on...","description":"The Zella Theme WordPress theme before 2.6.3 does not perform any capability or nonce check on one of its font upload actions, which is available to unauthenticated users, allowing them to upload arbitrary files, including PHP ones, and achieve remote code execution.","status":"published","published":"2026-09-30T06:31:35Z","modified":"2026-09-30T15:31:17Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-434"],"updated_at":"2026-11-02T15:12:35.884172Z"}],"nvd":[{"id":"CVE-2026-75873","description":"The Zella Theme WordPress theme before 2.6.3 does not perform any capability or nonce check on one of its font upload actions, which is available to unauthenticated users, allowing them to upload arbitrary files, including PHP ones, and achieve remote code execution.","status":"published","published":"2026-09-30T06:17:04.67Z","modified":"2026-09-30T16:28:31.51Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"secondary"}],"cwes":["CWE-434"],"updated_at":"2026-11-02T14:12:52.759595Z"}]}}