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CVE-2026-86930

CRITICALCVSS 9.1
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Description

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 vulnerability is addressed in FileMaker Server version 26.0.3.

Timeline
Published:September 23rd, 2026 6:17 PM
Last modified:October 5th, 2026 6:18 PM
CVSS Scoring

CVSS v3: 9.1 (CRITICAL)

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

Affected Software
From NVD CPE configuration data

Vendors

claris

Products

filemaker_server
Weaknesses (CWE)
CWE-125
References & Reports
Advisories, patches, and third-party reports

Source: NIST NVD · Data may lag official sources by up to one minute