CVE-2018-3960

Severity: high (CVSS 7.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2018-10-02 · updated 2026-06-17
Weakness: CWE-416

Description

A use-after-free vulnerability exists in the JavaScript engine of Foxit Software's Foxit PDF Reader version 9.1.0.5096. A use-after-free condition can occur when accessing the Producer property of the this.info object. An attacker needs to trick the user to open the malicious file to trigger this vulnerability. If the browser plugin extension is enabled, visiting a malicious site can also trigger the vulnerability.

Affected products

Foxit PhantomPDF: through 9.2.0.9297
Foxit Reader: through 9.2.0.9297

References

https://talosintelligence.com/vulnerability_reports/TALOS-2018-0628
https://www.foxitsoftware.com/support/security-bulletins.php
https://talosintelligence.com/vulnerability_reports/TALOS-2018-0628

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