{"id":"CVE-2026-13423","aliases":["EUVD-2026-50115","GHSA-fvvp-v9c4-343h"],"status":"published","title":"Streamit \u003c 4.5.2 - Unauthenticated Remote Code Execution via Arbitrary Function Call","description":"The Streamit WordPress theme before 4.5.2 does not perform any authorization or nonce verification on one of its unauthenticated AJAX routes, which invokes an attacker-supplied PHP function with an attacker-supplied argument array, allowing unauthenticated attackers to call arbitrary functions (for example to create an administrator account), leading to privilege escalation and 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":"2026-11-12","score":0.00963,"percentile":0.62137,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-94"],"published":"2026-07-29T06:00:02Z","modified":"2026-11-05T10:16:38Z","products":[{"vendor":"iqonicdesign","product":"streamit"},{"vendor":"unknown","product":"streamit"}],"references":[{"url":"https://wpscan.com/vulnerability/f85c5da1-412f-4079-8c44-708bc78c2b9b/","tags":["exploit","vdb-entry","technical-description"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-13423"},{"url":"https://wpscan.com/vulnerability/f85c5da1-412f-4079-8c44-708bc78c2b9b"},{"url":"https://github.com/advisories/GHSA-fvvp-v9c4-343h"}],"sources":{"cve":[{"id":"CVE-2026-13423","title":"Streamit \u003c 4.5.2 - Unauthenticated Remote Code Execution via Arbitrary Function Call","description":"The Streamit WordPress theme before 4.5.2 does not perform any authorization or nonce verification on one of its unauthenticated AJAX routes, which invokes an attacker-supplied PHP function with an attacker-supplied argument array, allowing unauthenticated attackers to call arbitrary functions (for example to create an administrator account), leading to privilege escalation and remote code execution.","status":"published","published":"2026-07-29T06:00:02.283Z","modified":"2026-11-05T10:08:42.738Z","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-94"],"updated_at":"2026-11-05T13:18:22.408512Z"}],"euvd":[{"id":"EUVD-2026-50115","description":"The Streamit WordPress theme before 4.5.2 does not perform any authorization or nonce verification on one of its unauthenticated AJAX routes, which invokes an attacker-supplied PHP function with an attacker-supplied argument array, allowing unauthenticated attackers to call arbitrary functions (for example to create an administrator account), leading to privilege escalation and remote code execution.","status":"published","published":"2026-07-29T06:00:02Z","modified":"2026-11-05T10:08:42Z","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":"2026-11-05T13:14:14.11293Z"}],"ghsa":[{"id":"GHSA-fvvp-v9c4-343h","title":"The Streamit WordPress theme through 4.5.0 does not perform any authorization or nonce...","description":"The Streamit WordPress theme through 4.5.0 does not perform any authorization or nonce verification on one of its unauthenticated AJAX routes, which invokes an attacker-supplied PHP function with an attacker-supplied argument array, allowing unauthenticated attackers to call arbitrary functions (for example to create an administrator account), leading to privilege escalation and remote code execution.","status":"published","published":"2026-07-29T09:31:26Z","modified":"2026-07-29T15:31:10Z","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-94"],"updated_at":"2026-11-02T15:09:54.335538Z"}],"nvd":[{"id":"CVE-2026-13423","description":"The Streamit WordPress theme before 4.5.2 does not perform any authorization or nonce verification on one of its unauthenticated AJAX routes, which invokes an attacker-supplied PHP function with an attacker-supplied argument array, allowing unauthenticated attackers to call arbitrary functions (for example to create an administrator account), leading to privilege escalation and remote code execution.","status":"published","published":"2026-07-29T07:16:41.25Z","modified":"2026-11-05T10:16:38.463Z","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-94"],"updated_at":"2026-11-05T13:18:38.18683Z"}]}}