High severity · published Dec 19, 2025
CVE-2025-66495
Foxit PDF Reader Annotation Use-After-Free Remote Code Execution Vulnerability
7.8
CVSS
0.3%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 23% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FP
Foxit PDF Editor · Foxit Software Inc.
Versions 2025.2.1 and earlier; Versions 14.0.1 and earlier; Versions 13.2.1 and eariler · source: vendor
FP
Foxit PDF Reader · Foxit Software Inc.
Versions 2025.2.1 and earlier; Versions 14.0.1 and earlier; Versions 13.2.1 and eariler · source: vendor
PE
Pdf Editor · Foxit
through 13.2.1.23955; 14.0.0.33046 through 14.0.1.33197; 2023.1.0.15510 through 2023.3.0.23028; 2024.1.0.23997 through 2024.4.1.27687; 2025.1.0.27937 through 2025.2.1.33197; through 13.2.1.63315; +4 more · source: NVD
PR
Pdf Reader · Foxit
through 2025.2.1.33197; through 2025.2.1.69005 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-66495
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-66495
Vendor Advisory
https://www.foxit.com/support/security-bulletins.html
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