Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1336 CNY

100%
Buy Us a Coffee

CVE-2026-5937— Foxit PDF Editor/Reader's insufficient parameter validation leads to denial-of-service vulnerability

Quick assessment

Affected
Foxit Software Inc. Foxit PDF Editor
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和Foxit PDF Editor都是中国福昕（Foxit）公司的产品。Foxit PDF Reader是一款PDF阅读器。Foxit PDF Editor是一款PDF编辑器。 Foxit PDF Reader和Foxit PDF Editor存在安全漏洞，该漏洞源于参数验证不足导致文件格式错误，可能触发未处理的std::invalid_argument异常，导致程序终止。

CVSS 5.5 · Medium EPSS 0.10% · P1

Possible ATT&CK Techniques 1 AI

T1529 · System Shutdown/Reboot
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2026-5937

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
Foxit PDF Editor/Reader's insufficient parameter validation leads to denial-of-service vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Insufficient parameter verification leads to the occurrence of format errors in files, which will trigger an unhandled "std::invalid_argument" exception, ultimately causing the program to terminate.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
未捕获的异常
Source: CVE Program / CVE List V5
Vulnerability Title
Foxit PDF Reader和Foxit PDF Editor 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Foxit PDF Reader和Foxit PDF Editor都是中国福昕（Foxit）公司的产品。Foxit PDF Reader是一款PDF阅读器。Foxit PDF Editor是一款PDF编辑器。 Foxit PDF Reader和Foxit PDF Editor存在安全漏洞，该漏洞源于参数验证不足导致文件格式错误，可能触发未处理的std::invalid_argument异常，导致程序终止。
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 Editor Versions 2026.1 and earlier -
Foxit Software Inc. Foxit PDF Reader Versions 2026.1 and earlier -

II. Public POCs for CVE-2026-5937

# POC Description Source Link Shenlong Link
AI-Generated POC Premium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2026-5937

请登录查看更多情报信息。

Same Patch Batch · Foxit Software Inc. · 2026-04-27 · 7 CVEs total

CVE-2026-5941 7.8 HIGH Foxit PDF Editor/Reader AcroForm Signature Remote Code Execution Vulnerability
CVE-2026-5943 7.8 HIGH Foxit PDF Editor/Reader AcroForm Annotation Use-After-Free Remote Code Execution Vulnerabi
CVE-2026-5940 7.8 HIGH Foxit PDF Editor/Reader Annotation Use-After-Free Remote Code Execution Vulnerability
CVE-2026-5939 5.5 MEDIUM UAF in Foxit PDF Editor/Reader via XFA calculate event
CVE-2026-5938 5.5 MEDIUM Foxit PDF Editor/Reader Infinite Loop Denial-of-Service Vulnerability
CVE-2026-5942 5.5 MEDIUM Foxit PDF Editor/Reader AcroForm Signature Use-After-Free Vulnerability

IV. Related Vulnerabilities

Same product: Foxit PDF Editor
Same vendor: Foxit Software Inc.
Same weakness: CWE-248

V. Comments for CVE-2026-5937

No comments yet

Leave a comment