CVE-2018-3957

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 Keywords 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.

• CWE-416

• http://www.securitytracker.com/id/1041769Third Party Advisory, VDB Entry
• https://talosintelligence.com/vulnerability_reports/TALOS-2018-0628Third Party Advisory
• https://www.foxitsoftware.com/support/security-bulletins.phpPatch, Vendor Advisory
• http://www.securitytracker.com/id/1041769Third Party Advisory, VDB Entry
• https://talosintelligence.com/vulnerability_reports/TALOS-2018-0628Third Party Advisory

Published

Oct 2, 2018

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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