A heap-based out-of-bounds read vulnerability exists in Foxit PDF Editor/Reader’s handling of malformed image soft-mask data. Insufficient validation of the soft-mask data attribute during image parsing may cause an arithmetic underflow, resulting in an out-of-bounds read and application crash.

According to its version, the Foxit PDF Editor for Mac application (previously named Foxit PhantomPDF for Mac) installed on the remote macOS host is prior to 2026.2.1/14.0.8. It is, therefore affected by multiple vulnerabilities:

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

According to its version, the Foxit PDF Reader for Mac application (previously named Foxit Reader for Mac) installed on the remote macOS host is prior to 2026.2.1. It is, therefore affected by multiple vulnerabilities:

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

According to its version, the Foxit PDF Editor for Mac application (previously named Foxit PhantomPDF for Mac) installed on the remote macOS host is prior to 13.2.7. It is, therefore affected by multiple vulnerabilities:

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

According to its version, the Foxit PDF Editor application (previously named Foxit PhantomPDF) installed on the remote Windows host is prior to 2026.2.1/14.0.8. It is, therefore affected by multiple vulnerabilities:

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

According to its version, the Foxit PDF Reader application (previously named Foxit Reader) installed on the remote Windows host is prior to 2026.2.1. It is, therefore affected by multiple vulnerabilities:

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

ID	Name	Product	Family	Type	Severity
349143	Foxit PDF Editor for Mac < 14.0.8 / 2026.2.1 Multiple Vulnerabilities	Nessus	MacOS X Local Security Checks	Local	critical
349142	Foxit PDF Reader for Mac < 2026.2.1 Multiple Vulnerabilities	Nessus	MacOS X Local Security Checks	Local	critical
349141	Foxit PDF Editor for Mac < 13.2.7 Multiple Vulnerabilities	Nessus	MacOS X Local Security Checks	Local	critical
349139	Foxit PDF Editor < 14.0.8 / 2026.2.1 Multiple Vulnerabilities	Nessus	Windows	Local	high
349138	Foxit PDF Reader < 2026.2.1 Multiple Vulnerabilities	Nessus	Windows	Local	high

Detections

Analytics

CVE-2026-91807

medium

Tenable Plugins

critical

critical

critical

high

high