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CVE-2026-91793 Details
Description
When opening a specially crafted PDF, Foxit PDF Editor/Reader executes scripts that modify annotation rich-text attributes containing malformed font data. During subsequent annotation appearance reconstruction, it accesses an object after it has been released, resulting in a use-after-free condition and an application crash.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Sep 23, 2026Exploitation: NoneAutomatable: NoTechnical Impact: Total
References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://www.foxit.com/support/security-bulletins.html | Foxit | Vendor Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-416 | Use After Free | Foxit |
Affected Products
| Product | Versions |
|---|---|
| foxit pdf editor | <= 13.2.5.63482 >= 14.0.0.33046, <= 14.0.7.33751 >= 2023.1.0.15510, <= 2023.3.0.23028 >= 2024.1.0.23997, <= 2024.4.1.27687 >= 2025.1.0.27937, <= 2025.3.0.35737 >= 2026.1.0.36452, <= 2026.2.0.39747 |
CPE
Remediation
| |
| foxit pdf reader | <= 2026.2.0.39747 |
CPE
Remediation
| |
| microsoft windows | All versions |
CPE
Remediation
| |
Change History
3 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Oct 8, 2026 | Initial Analysis | [email protected] |
| Sep 23, 2026 | CVE Modified | CISA-ADP |
| Sep 23, 2026 | New CVE Received | Foxit |