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Unrated severityNVD Advisory· Published Dec 19, 2025· Updated Dec 19, 2025

Foxit PDF Reader Annotation Use-After-Free Remote Code Execution Vulnerability

CVE-2025-66495

Description

A use-after-free vulnerability exists in the annotation handling of Foxit PDF Reader before 2025.2.1, 14.0.1, and 13.2.1 on Windows and MacOS. When opening a PDF containing specially crafted JavaScript, a pointer to memory that has already been freed may be accessed or dereferenced, potentially allowing a remote attacker to execute arbitrary code.

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Affected products

3
  • Foxitsoftware/PDF Readerllm-fuzzy
    Range: <2025.2.1 & <14.0.1 & <13.2.1
  • Foxit Software Inc./Foxit PDF Editorv5
    Range: Versions 2025.2.1 and earlier
  • Foxit Software Inc./Foxit PDF Readerv5
    Range: Versions 2025.2.1 and earlier

Patches

Vulnerability mechanics

References

1

News mentions

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