What’s Vulnerable › Vulnerabilities

CVE-2020-10909

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 4.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-04-22 · updated 2026-06-17
• Weakness: CWE-843

Description

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Foxit PhantomPDF 9.7.0.29478. 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 the AddWatermark command of the communication API. The issue results from the lack of proper validation of user-supplied data, which can result in a type confusion condition. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-9942.

Affected products

• Foxit PhantomPDF: through 9.7.1.29511
• Foxit Reader: through 9.7.1.29511

References

• https://www.foxitsoftware.com/support/security-bulletins.php
• https://www.zerodayinitiative.com/advisories/ZDI-20-516/
• https://www.foxitsoftware.com/support/security-bulletins.php
• https://www.zerodayinitiative.com/advisories/ZDI-20-516/

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