CVE-2026-86926EPSS p2.1%
CVE-2026-86926CVE-2026-86926
Description
A heap buffer overflow vulnerability in the FileMaker Server database engine block parsing routine allowed a maliciously crafted .fmp12 database file to cause memory corruption, potentially leading to arbitrary code execution. This vulnerability is addressed in FileMaker Server version 26.0.3.
Scoring
| CVSS | 7.8 () |
| Vector | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
| EPSS | 0.13% probability of exploitation · percentile 2.1% · 2026-10-05T12:00:23Z |
| Last modified | 2026-09-24 |