CVE-2026-57246: Foxit PDF Editor/Reader Signature Buffer Overflow Vulnerability
Published Jul 8, 2026
·Updated
When dealing with abnormally constructed objects, there is a lack of argument validation; JavaScript triggers signature verification, but the signature plugin does not perform validation when copying the abnormal string, causing the application to crash.
Affected Software
9 affected components
Foxit Foxit PDF Editor/Reader
All of the following
Any of the following
Foxit PDF Editor<=13.2.4.24048
Foxit PDF Editor>=14.0.0.33046<=14.0.4.33508
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<=2026.1.1.36485
Foxit PDF Reader<=2026.1.1.36485
Microsoft Windows
Event History
Jul 8, 2026
CVE Published
via MITRE·07:36 AM
Data Sourced
via MITRE·07:36 AM
DescriptionSeverityWeakness
Data Sourced
via NVD·09:16 AM
DescriptionSeverityWeaknessAffected Software
Frequently Asked Questions
1
What is the severity of CVE-2026-57246?
CVE-2026-57246 has a high severity rating of 7.8.
2
How do I fix CVE-2026-57246?
To fix CVE-2026-57246, ensure that you update to the latest version of Foxit PDF Editor or Reader that addresses this vulnerability.
3
What type of vulnerability is CVE-2026-57246?
CVE-2026-57246 is a signature buffer overflow vulnerability that can lead to application crashes.
4
Which software products are affected by CVE-2026-57246?
CVE-2026-57246 affects Foxit PDF Editor and Foxit PDF Reader.
5
What are the potential impacts of exploiting CVE-2026-57246?
Exploiting CVE-2026-57246 can cause the application to crash due to failure in validating abnormal strings during signature verification.