7.8High

CVE-2026-91804Foxit PDF Editor/Reader Out-of-bounds Write Vulnerability While Rendering

Foxit Software Inc. Foxit PDF Editor; Foxit Software Inc. Foxit PDF Reader Published: (1 month ago)

Description

A heap-based out-of-bounds write vulnerability exists in Foxit PDF Editor/Reader’s rendering of Circle annotations with malformed Cloudy appearance streams in specially crafted PDF files. Insufficient validation of the appearance geometry can result in memory corruption and application crashes.

Weakness (CWE): CWE-787

Data: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Published as the sources state it, in English.

Affected products and versions

VendorProductVersions
Foxit Software Inc. Foxit PDF Editor Versions 2026.2 and earlier, Versions 14.0.7 and earlier, Versions 13.2.6 and earlier
Foxit Software Inc. Foxit PDF Reader Versions 2026.2 and earlier
foxit pdf editor ≤ 13.2.5.63482
foxit pdf reader ≤ 2026.2.0.39747

References and patches

CPE matches (NVD) (7)

  • cpe:2.3:a:foxit:pdf_editor:*:*:*:*:*:*:*:* ≤ 13.2.5.63482
  • cpe:2.3:a:foxit:pdf_editor:*:*:*:*:*:*:*:* ≥ 14.0.0.33046 ≤ 14.0.7.33751
  • cpe:2.3:a:foxit:pdf_editor:*:*:*:*:*:*:*:* ≥ 2023.1.0.15510 ≤ 2023.3.0.23028
  • cpe:2.3:a:foxit:pdf_editor:*:*:*:*:*:*:*:* ≥ 2024.1.0.23997 ≤ 2024.4.1.27687
  • cpe:2.3:a:foxit:pdf_editor:*:*:*:*:*:*:*:* ≥ 2025.1.0.27937 ≤ 2025.3.0.35737
  • cpe:2.3:a:foxit:pdf_editor:*:*:*:*:*:*:*:* ≥ 2026.1.0.36452 ≤ 2026.2.0.39747
  • cpe:2.3:a:foxit:pdf_reader:*:*:*:*:*:*:*:* ≤ 2026.2.0.39747