CVE-2023-27366

Foxit PDF Reader Doc Object Use-After-Free Remote Code Execution Vulnerability. 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 specific flaw exists within the handling of Doc objects. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-20225.

• CWE-416

• https://www.foxit.com/support/security-bulletins.htmlVendor Advisory
• https://www.zerodayinitiative.com/advisories/ZDI-23-494/Third Party Advisory
• https://www.foxit.com/support/security-bulletins.htmlVendor Advisory
• https://www.zerodayinitiative.com/advisories/ZDI-23-494/Third Party Advisory

Published

May 3, 2024

Last Modified

Jun 17, 2026

Status

Analyzed

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
• Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
• PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
• AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.

• CVE-2023-27360NETGEAR RAX30 lighttpd Misconfiguration Remote Code Executio…8.8
• CVE-2023-27361NETGEAR RAX30 rex_cgi JSON Parsing Stack-based Buffer Overfl…8
• CVE-2023-273623CX Uncontrolled Search Path Local Privilege Escalation Vuln…7.8
• CVE-2023-27363Foxit PDF Reader exportXFAData Exposed Dangerous Method Remo…7.8
• CVE-2023-27364Foxit PDF Editor XLS File Parsing Exposed Dangerous Method R…7.8
• CVE-2023-27365Foxit PDF Editor DOC File Parsing Exposed Dangerous Method R…7.8
• CVE-2023-27367NETGEAR RAX30 libcms_cli Command Injection Remote Code Execu…8
• CVE-2023-27368NETGEAR RAX30 soap_serverd Stack-based Buffer Overflow Authe…8.8
• CVE-2023-27369NETGEAR RAX30 soap_serverd Stack-based Buffer Overflow Auth…8.8
• CVE-2023-2737Improper log permissions in SafeNet Authentication Service V…5.5
• CVE-2023-27370NETGEAR RAX30 Device Configuration Cleartext Storage Informa…5.7
• CVE-2023-27371GNU libmicrohttpd before 0.9.76 allows remote DoS (Denial of…5.9