CVE-2026-3778
Stack exhaustion caused by cyclic references in Foxit PDF Editor/Reader
CVSS Score
6.2
EPSS Score
0.0%
EPSS Percentile
2th
The application does not detect or guard against cyclic PDF object references while handling JavaScript in PDF. When pages and annotations are crafted that reference each other in a loop, passing the document to APIs (e.g., SOAP) that perform deep traversal can cause uncontrolled recursion, stack exhaustion, and application crashes.
| CWE | CWE-674 |
| Vendor | foxit software inc. |
| Product | foxit pdf editor |
| Published | Apr 1, 2026 |
| Last Updated | Apr 2, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Affected Versions
Foxit Software Inc. / Foxit PDF Editor
Versions 2025.3 and earlier Versions 14.0.2 and earlier Versions 13.2.2 and earlier
Foxit Software Inc. / Foxit PDF Reader
Versions 2025.3 and earlier
References
Credits
Suyue Guo from UCSB Seclab