RCE in Apple macOS
CVE-2025-55313
An issue was discovered in Foxit PDF and Editor for Windows and macOS before 13.2 and 2025 before 2025.2. They allow potential arbitrary code execution when processing crafted PDF files. The vulnerability stems from insufficient handling of memory allocation failures after assigning an extremely large value to a form field's charLimit property via JavaScript. This can result in memory corruption and may allow an attacker to execute arbitrary code by persuading a user to open a malicious file.
Vulnerability class: RCE (Remote Code Execution)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.002 (6.2th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 6th percentile — 6.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: +0.000
Affected products
- Apple macOS
- Foxit Pdf Editor — versions 2025.1.0.27937, 2025.1.0.66692
- Foxit Pdf Reader
- Microsoft Windows
Weakness classification (CWE)
References
- www.foxit.com/support/security-bulletins.html (Vendor Advisory)
Frequently asked questions
- What is CVE-2025-55313?
- CVE-2025-55313 is a high-severity vulnerability in Apple macOS, classified under Code Injection. CVSS score: 7.8/10. Published 2025-12-11.
- How severe is CVE-2025-55313?
- High severity. CVSS v3 base score is 7.8 out of 10.