CVE-2026-91794
Received Received - Intake

Out-of-Bounds Write in Foxit PDF Editor/Reader

Publication date: 2026-09-23

Last updated on: 2026-09-23

Assigner: Foxit

Description
An out-of-bounds write vulnerability exists in the PDF rendering process of Foxit PDF Editor/Reader due to insufficient consistency and boundary validation when processing malformed color space data, which may cause the program to crash and potentially lead to remote code execution.

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Meta Information

Published
2026-09-23
Last Modified
2026-09-23
Generated
2026-09-23
AI Q&A
2026-09-23
EPSS Evaluated
N/A
NVD
CVE-2026-91794
EUVD
EUVD-2026-85128

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
foxit pdf_editor_reader *

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-787 The product writes data past the end, or before the beginning, of the intended buffer.

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Executive Summary

This is an out-of-bounds write vulnerability in Foxit PDF Editor/Reader caused by insufficient validation of color space data during PDF rendering. It may lead to program crashes and potentially allow remote code execution.

Impact Analysis

An attacker could exploit this to crash the application or execute arbitrary code on your system by tricking you into opening a specially crafted PDF file. This could compromise your data or system integrity.

Mitigation Strategies

Update Foxit PDF Editor or Reader to the latest version to patch the vulnerability. Avoid opening untrusted PDF files and disable PDF rendering in email clients if possible.

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