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

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CVE-2026-91808

Severity CVSS v4.0:
Pending analysis
Type:
CWE-125 Out-of-bounds Read
Publication date:
23/09/2026
Last modified:
08/10/2026

Description

A heap-based out-of-bounds read vulnerability exists in Foxit PDF Editor Reader’s handling of PDF image objects with inconsistent compression metadata. Insufficient validation during image decoding may result in an undersized buffer and an out-of-bounds read during rendering, causing an application crash.

Impact

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

Base Score: 6.10 MEDIUM
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H

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

Base Score 3.x
6.10
Severity 3.x
MEDIUM

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