CVE-2023-42098

Foxit PDF Reader Annotation Use-After-Free Information Disclosure Vulnerability. This vulnerability allows remote attackers to disclose sensitive information 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 Annotation 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 in conjunction with other vulnerabilities to execute arbitrary code in the context of the current process. Was ZDI-CAN-22037.

• CWE-416

• https://www.foxit.com/support/security-bulletins.htmlVendor Advisory
• https://www.zerodayinitiative.com/advisories/ZDI-23-1431/Third Party Advisory
• https://www.foxit.com/support/security-bulletins.htmlVendor Advisory
• https://www.zerodayinitiative.com/advisories/ZDI-23-1431/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-2023-42092Foxit PDF Reader Doc Object Use-After-Free Remote Code Execu…7.8
• CVE-2023-42093Foxit PDF Reader Annotation Use-After-Free Information Discl…3.3
• CVE-2023-42094Foxit PDF Reader Annotation Use-After-Free Remote Code Execu…7.8
• CVE-2023-42095Foxit PDF Reader AcroForm Out-Of-Bounds Read Information Dis…3.3
• CVE-2023-42096Foxit PDF Reader PDF File Parsing Use-After-Free Remote Code…7.8
• CVE-2023-42097Foxit PDF Reader Annotation Use-After-Free Remote Code Execu…7.8
• CVE-2023-42099Intel Driver & Support Assistant Link Following Local Privil…7.8
• CVE-2023-4210Rejected reason: This CVE ID has been rejected or withdrawn …
• CVE-2023-42100Kofax Power PDF PDF File Parsing Out-Of-Bounds Read Informat…5.5
• CVE-2023-42101Ashlar-Vellum Cobalt AR File Parsing Out-Of-Bounds Read Remo…7.8
• CVE-2023-42102Ashlar-Vellum Cobalt AR File Parsing Type Confusion Remote C…7.8
• CVE-2023-42103Ashlar-Vellum Cobalt AR File Parsing Use-After-Free Remote C…7.8