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CVE-2018-9969

• Severity: high (CVSS 8.8 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 3.0% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2018-05-17 · updated 2026-06-17
• Weakness: CWE-416

Description

This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Foxit Reader 9.0.1.1049. 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 XFA boundItem method of Button elements. 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 under the context of the current process. Was ZDI-CAN-5579.

Affected products

• Foxit Reader: through 9.0.1.1049
• Foxit PhantomPDF: through 9.0.1.1049

References

• https://www.foxitsoftware.com/support/security-bulletins.php
• https://zerodayinitiative.com/advisories/ZDI-18-353
• https://www.foxitsoftware.com/support/security-bulletins.php
• https://zerodayinitiative.com/advisories/ZDI-18-353

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