{"id":"CVE-2026-66047","title":"ProfilePress (wp-user-avatar) WordPress plugin before 4.17.2 contains an unauthenticated remote code execution vulnerability that allows unauthenticated attackers to install and activate arbitrary plugins by brute-forcing a weak 32-bit c…","summary":"ProfilePress (wp-user-avatar) WordPress plugin before 4.17.2 contains an unauthenticated remote code execution vulnerability that allows unauthenticated attackers to install and activate arbitrary plugins by brute-forcing a weak 32-bit c…","severity":"high","cvss":8.1,"cvssVector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","cwe":["CWE-306","CWE-330"],"published":"2026-08-31","updated":"2026-09-08","sourceUpdated":"2026-09-08T20:18:59.270","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-66047","references":[{"url":"https://profilepress.com/changelog/","label":"disclosure@vulncheck.com"},{"url":"https://wordpress.org/plugins/wp-user-avatar/","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/profilepress-wordpress-plugin-unauthenticated-arbitrary-plugin-installation-rce","label":"disclosure@vulncheck.com"}],"tags":["nvd"],"epss":0.00539,"epssPercentile":0.44104,"ingestedAt":"2026-09-08T21:11:12.288Z","slug":"CVE-2026-66047","body":"## Overview\n\nProfilePress (wp-user-avatar) WordPress plugin before 4.17.2 contains an unauthenticated remote code execution vulnerability that allows unauthenticated attackers to install and activate arbitrary plugins by brute-forcing a weak 32-bit connect token via the ppress_connect_process AJAX handler. Attackers can supply a caller-controlled URL through the file request parameter to trigger silent plugin installation and activation, achieving PHP code execution as the web-server user.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":45,"depthScoreParts":{"impact":44.6,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}