High severity · published Apr 23, 2018
CVE-2018-3850
An exploitable use-after-free vulnerability exists in the JavaScript engine Foxit Software Foxit PDF Reader version 9.0.1.1049
8.8
CVSS
2.8%
EPSS
No
On KEV
Description
An exploitable use-after-free vulnerability exists in the JavaScript engine Foxit Software Foxit PDF Reader version 9.0.1.1049. A specially crafted PDF document can trigger a previously freed object in memory to be reused, resulting in arbitrary code execution. An attacker needs to trick the user to open the malicious file to trigger this vulnerability. If a browser plugin extension is enabled, visiting a malicious site can also trigger the vulnerability.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.8% · higher than 86% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
PR
Pdf Reader · Foxit
9.0.1.1049 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-3850
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-3850
Third Party Advisory
http://www.securityfocus.com/bid/103942
Third Party Advisory
http://www.securitytracker.com/id/1040733
Third Party Advisory
https://www.talosintelligence.com/vulnerability_reports/TALOS-2018-0532
More from Pdf Reader
9.8
CVE-2022-24955
Foxit PDF Reader before 11.2.1 and Foxit PDF Editor before 11.2.1 have an Uncontrolled Search Path Element for DLL files
9.8
CVE-2022-24954
Foxit PDF Reader before 11.2.1 and Foxit PDF Editor before 11.2.1 have a Stack-Based Buffer Overflow related to XFA, for the 'subform colSpan="-2"' and 'draw colSpan="1"'…
9.8
CVE-2021-38563
An issue was discovered in Foxit PDF Reader before 11.0.1 and PDF Editor before 11.0.1
8.8
CVE-2026-91800
Foxit PDF Editor installer local privilege escalation
8.8
CVE-2025-13941
Foxit PDF Reader Update Service Incorrect Permission Assignment Local Privilege Escalation Vulnerability