CVE-2026-91795CWE-822

CVE-2026-91795

High · published September 23, 2026

CVSS v3.1
7.8
EPSS
0%
Percentile
0.3
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
7.8 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00085 · 0.3th percentile
Weakness
CWE-822 · Untrusted Pointer Dereference
Published
2026-09-23T12:17Z
Affected products (7)
ProductVersionsFixed in
foxit/pdf_editor≤ 13.2.5.63482—
foxit/pdf_editor≥ 14.0.0.33046, ≤ 14.0.7.33751—
foxit/pdf_editor≥ 2023.1.0.15510, ≤ 2023.3.0.23028—
foxit/pdf_editor≥ 2024.1.0.23997, ≤ 2024.4.1.27687—
foxit/pdf_editor≥ 2025.1.0.27937, ≤ 2025.3.0.35737—
foxit/pdf_editor≥ 2026.1.0.36452, ≤ 2026.2.0.39747—
foxit/pdf_reader≤ 2026.2.0.39747—
References (1)
EPSS history
Timeline
  • 24 SEP 03:25Z
    EPSS moved — → 0%
    epss
  • 23 SEP 07:51Z
    Foxit PDF Editor/Reader FileOpen Uninitialized Variable Remote Code Execution Vulnerability
    cvelistv5