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-14622.
References
| Link | Resource |
|---|---|
| https://www.foxit.com/support/security-bulletins.html | Vendor Advisory |
| https://www.zerodayinitiative.com/advisories/ZDI-21-1200/ | Third Party Advisory |
| https://www.foxit.com/support/security-bulletins.html | Vendor Advisory |
| https://www.zerodayinitiative.com/advisories/ZDI-21-1200/ | Third Party Advisory |
Configurations
Configuration 1 (hide)
| AND |
|
History
13 Aug 2025, 15:58
| Type | Values Removed | Values Added |
|---|---|---|
| CPE | cpe:2.3:a:foxit:pdf_editor:*:*:*:*:*:*:*:* cpe:2.3:a:foxit:pdf_editor:11.0.1.49938:*:*:*:*:*:*:* cpe:2.3:a:foxit:pdf_editor:11.0.0.49893:*:*:*:*:*:*:* cpe:2.3:a:foxit:pdf_reader:*:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:* |
|
| References | () https://www.foxit.com/support/security-bulletins.html - Vendor Advisory | |
| References | () https://www.zerodayinitiative.com/advisories/ZDI-21-1200/ - Third Party Advisory | |
| CVSS |
v2 : v3 : |
v2 : unknown
v3 : 5.5 |
| First Time |
Microsoft
Microsoft windows Foxit Foxit pdf Reader Foxit pdf Editor |
Information
Published : 2024-05-07 23:15
Updated : 2025-08-13 15:58
NVD link : CVE-2021-34969
Mitre link : CVE-2021-34969
CVE.ORG link : CVE-2021-34969
JSON object : View
Products Affected
microsoft
- windows
foxit
- pdf_editor
- pdf_reader
CWE
CWE-416
Use After Free