{"id":"CVE-2026-86930","title":"An out-of-bounds read vulnerability in FileMaker Server for Linux allowed an attacker uploading a specially crafted image file to a container field to disclose process memory during thumbnail generation in FileMaker WebDirect","summary":"An out-of-bounds read vulnerability in FileMaker Server for Linux allowed an attacker uploading a specially crafted image file to a container field to disclose process memory during thumbnail generation in FileMaker WebDirect. This vulne…","severity":"critical","cvss":9.1,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H","cwe":["CWE-125"],"vendor":"claris","product":"filemaker_server","affected":["filemaker_server < 26.0.3"],"patched":["filemaker_server 26.0.3"],"published":"2026-09-23","updated":"2026-10-05","sourceUpdated":"2026-10-05T18:18:13.140","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-86930","references":[{"url":"https://support.claris.com/s/answerview?anum=000049218&language=en_US","label":"product-security@apple.com"}],"tags":["nvd","cve.org"],"epss":0.0029,"epssPercentile":0.21442,"ssvc":{"exploitation":"none","automatable":"yes","technicalImpact":"total","timestamp":"2026-09-24T14:49:24.290341Z"},"ingestedAt":"2026-09-23T17:28:14.861Z","slug":"CVE-2026-86930","body":"## Overview\n\nAn out-of-bounds read vulnerability in FileMaker Server for Linux allowed an attacker uploading a specially crafted image file to a container field to disclose process memory during thumbnail generation in FileMaker WebDirect. This vulnerability is addressed in FileMaker Server version 26.0.3.\n\n## Affected\n\n- `filemaker_server < 26.0.3`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `filemaker_server 26.0.3`","depth":"midnight","depthScore":50,"depthScoreParts":{"impact":50.1,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[{"seq":210192,"id":"CVE-2026-86930","ts":1790264795205,"field":"cvss","old":null,"new":"9.1"},{"seq":210191,"id":"CVE-2026-86930","ts":1790264795205,"field":"severity","old":"none","new":"critical"}]}