{"id":"CVE-2026-73699","title":"FileRun < 2026.3.0 PHP Object Injection via Perms::getPerms()","summary":"FileRun before 2026.3.0 contains a PHP object injection vulnerability that allows authenticated attackers to execute arbitrary code by exploiting incorrect options passed to unserialize() in the Perms::getPerms() method, where a position…","severity":"high","cvss":7.2,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","cvssSource":"cna","cwe":["CWE-502"],"vendor":"FileRun","product":"FileRun","affected":["FileRun < 2026.3.0"],"ssvc":{"exploitation":"poc","automatable":"no","technicalImpact":"total","timestamp":"2026-09-10T17:09:42.870522Z"},"exploitAvailable":true,"published":"2026-09-10","updated":"2026-09-10","sourceUpdated":"2026-09-10T17:11:17.675Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-73699","references":[{"url":"https://vulncheck.com/blog/filerun-delegated-admin-sql-to-object-injection-rce","label":"VulnCheck Blog"},{"url":"https://filerun.com/index.php/changelog?v=2026.3.0","label":"Release Notes"},{"url":"https://www.vulncheck.com/advisories/filerun-php-object-injection-via-perms-getperms"}],"tags":["cve.org","exploit-available"],"epss":0.00538,"epssPercentile":0.44052,"ingestedAt":"2026-09-11T14:42:19.869Z","slug":"CVE-2026-73699","body":"## Overview\n\nFileRun before 2026.3.0 contains a PHP object injection vulnerability that allows authenticated attackers to execute arbitrary code by exploiting incorrect options passed to unserialize() in the Perms::getPerms() method, where a positional array is used instead of the required named-key array to disable class instantiation. Attackers with database write access can inject a serialized gadget chain into the permissions table columns processed on every authenticated page load to write arbitrary files, such as PHP webshells, to web-accessible paths.\n\n## Affected\n\n- `FileRun < 2026.3.0`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"midnight","depthScore":52,"depthScoreParts":{"impact":39.6,"likelihood":0.1,"exploitation":12,"ransomware":0},"changes":[{"seq":52140,"id":"CVE-2026-73699","ts":1789063373286,"field":"exploit_available","old":"false","new":"true"}]}