CVE-2026-91794
High
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.
SeverityHigh
CVSS7.8
Exploit probability—
ProductFoxit Pdf Editor
PublishedSep 23, 2026
First seenSep 23, 2026
Weakness typeCWE-787Out-of-bounds write
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| foxit pdf_editor | v ≤ 13.2.6.24111, 14.0.0.33046 ≤ v ≤ 14.0.7.33751, 2023.1.0.15510 ≤ v ≤ 2023.3.0.23028, 2024.1.0.23997 ≤ v ≤ 2024.4.1.27687, 2025.1.0.27937 ≤ v ≤ 2025.3.0.35737, 2026.1.0.36452 ≤ v ≤ 2026.2.0.39747, v ≤ 13.2.6.63484, 14.0.0.68868 ≤ v ≤ 14.0.7.69441, 2023.1.0.55583 ≤ v ≤ 2023.3.0.63083, 2024.1.0.63682 ≤ v ≤ 2024.4.1.66479, 2025.1.0.66692 ≤ v ≤ 2025.3.0.69570, 2026.1.0.70169 ≤ v ≤ 2026.2.0.72029 | — |
| foxit pdf_reader | v ≤ 2026.2.0.39747, v ≤ 2026.2.0.72029 | — |
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