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CVE-2025-66494— Foxit PDF Reader PDF File Parsing Use-After-Free Remote Code Execution Vulnerability

Quick assessment

Affected
Foxit Software Inc. Foxit PDF Reader
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Foxit PDF Reader是中国福昕（Foxit）公司的一款PDF阅读器。 Foxit PDF Reader 2025.2.1之前版本、14.0.1之前版本和13.2.1之前版本存在安全漏洞，该漏洞源于PDF文件解析中存在释放后重用，可能导致执行任意代码。

CVSS 7.8 · High EPSS 0.30% · P21
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I. Basic Information for CVE-2025-66494

Vulnerability Information
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Vulnerability Title
Foxit PDF Reader PDF File Parsing Use-After-Free Remote Code Execution Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
A use-after-free vulnerability exists in the PDF file parsing of Foxit PDF Reader before 2025.2.1, 14.0.1, and 13.2.1 on Windows. A PDF object managed by multiple parent objects could be freed while still being referenced, potentially allowing a remote attacker to execute arbitrary code.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
释放后使用
Source: CVE Program / CVE List V5
Vulnerability Title
Foxit PDF Reader 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Foxit PDF Reader是中国福昕（Foxit）公司的一款PDF阅读器。 Foxit PDF Reader 2025.2.1之前版本、14.0.1之前版本和13.2.1之前版本存在安全漏洞，该漏洞源于PDF文件解析中存在释放后重用，可能导致执行任意代码。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Foxit Software Inc. Foxit PDF Reader Versions 2025.2.1 and earlier -
Foxit Software Inc. Foxit PDF Editor Versions 2025.2.1 and earlier -

II. Public POCs for CVE-2025-66494

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III. Intelligence Information for CVE-2025-66494

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Same Patch Batch · Foxit Software Inc. · 2025-12-19 · 15 CVEs total

CVE-2025-13941 8.8 HIGH Foxit PDF Reader Update Service Incorrect Permission Assignment Local Privilege Escalation
CVE-2025-66495 7.8 HIGH Foxit PDF Reader Annotation Use-After-Free Remote Code Execution Vulnerability
CVE-2025-66493 7.8 HIGH Foxit PDF Reader AcroForm Use-After-Free Remote Code Execution Vulnerability
CVE-2025-66499 7.8 HIGH Foxit PDF Reader PDF Parsing Heap-Based Buffer Overflow Remote Code Execution Vulnerabilit
CVE-2025-66500 6.3 MEDIUM Foxit webplugins.foxit.com Stored Cross-Site Scripting via postMessage Vulnerability
CVE-2025-66501 6.3 MEDIUM Foxit pdfonline.foxit.com Stored Cross-Site Scripting in eSign Predefined Text Feature
CVE-2025-66520 6.3 MEDIUM Foxit pdfonline.foxit.com Stored Cross-Site Scripting in Portfolio SVG Handling
CVE-2025-66521 6.3 MEDIUM Foxit pdfonline.foxit.com Stored Cross-Site Scripting in Trusted Certificates Feature
CVE-2025-66502 6.3 MEDIUM Foxit pdfonline.foxit.com Stored Cross-Site Scripting in Page Templates Feature
CVE-2025-66519 6.3 MEDIUM Foxit pdfonline.foxit.com Stored Cross-Site Scripting in Layer Import Functionality
CVE-2025-66522 6.3 MEDIUM Foxit pdfonline.foxit.com Stored Cross-Site Scripting in Digital IDs Common Name Field
CVE-2025-66497 5.3 MEDIUM Foxit PDF Reader 3D Annotation Out-of-Bounds Memory Access Vulnerability
CVE-2025-66496 5.3 MEDIUM Foxit PDF Reader 3D Annotation Out-of-Bounds Memory Access Vulnerability
CVE-2025-66498 5.3 MEDIUM Foxit PDF Reader 3D Annotation Out-of-Bounds Memory Access Vulnerability

IV. Related Vulnerabilities

Same product: Foxit PDF Reader
Same vendor: Foxit Software Inc.
Same weakness: CWE-416

V. Comments for CVE-2025-66494

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