ZDI-26-734: Foxit PDF Reader RichMedia Annotation Directory Traversal Remote Code Execution Vulnerability
Foxit PDF Reader RichMedia directory traversal can allow remote code execution after user interaction.
ZDI published advisory ZDI-26-734 for a directory traversal flaw in Foxit PDF Reader's RichMedia annotation handling. Remote attackers can execute arbitrary code if a user opens a malicious file or visits a malicious page. ZDI assigned CVSS 7.8 and CVE-2026-91801. The advisory does not report active exploitation.
- ZDI-26-734 covers a RichMedia annotation directory traversal in Foxit PDF Reader.
- Successful exploitation can lead to remote code execution.
- The target must open a malicious file or visit a malicious page.
- ZDI rated the issue CVSS 7.8; CVE-2026-91801 is assigned.
- CVEs
- CVE-2026-91801
- Vendors
- Foxit
- Products
- Foxit PDF Reader
- Organizations
- Zero Day Initiative
Vulnerabilities mentioned
All| CVE | Vulnerability | CVSS | EPSS | Signals | Published |
|---|---|---|---|---|---|
| CVE-2026-91801 | Path Traversal RCE in Foxit PDF Editor/Reader | 7.8 | — |
From the original article
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Foxit PDF Reader. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The ZDI has assigned a CVSS rating of 7.
zerodayinitiative.com
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