Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2026-91795

Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
23/09/2026
Last modified:
08/10/2026

Description

Foxit PDF Editor/Reader's FileOpen plugin did not adequately validate certain encryption metadata in specially crafted PDF files. This could leave an internal pointer in an invalid state, resulting in chained read and write access violations and potentially enabling arbitrary code execution.

Impact

Vector 3.x
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 7.80 HIGH
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x
7.80
Severity 3.x
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:foxit:pdf_editor:*:*:*:*:*:*:*:* 13.2.5.63482 (including)
cpe:2.3:a:foxit:pdf_editor:*:*:*:*:*:*:*:* 14.0.0.33046 (including) 14.0.7.33751 (including)
cpe:2.3:a:foxit:pdf_editor:*:*:*:*:*:*:*:* 2023.1.0.15510 (including) 2023.3.0.23028 (including)
cpe:2.3:a:foxit:pdf_editor:*:*:*:*:*:*:*:* 2024.1.0.23997 (including) 2024.4.1.27687 (including)
cpe:2.3:a:foxit:pdf_editor:*:*:*:*:*:*:*:* 2025.1.0.27937 (including) 2025.3.0.35737 (including)
cpe:2.3:a:foxit:pdf_editor:*:*:*:*:*:*:*:* 2026.1.0.36452 (including) 2026.2.0.39747 (including)
cpe:2.3:a:foxit:pdf_reader:*:*:*:*:*:*:*:* 2026.2.0.39747 (including)
cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools