VULNERABILITY INTELLIGENCE

CVE-2018-3940

CVSS score8.8 HIGH

EPSS probability2.11%

CISA KEVNot currently listed

Published2018-10-08

Last modified2026-06-17

CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Description

An exploitable use-after-free vulnerability exists in the JavaScript engine of Foxit Software's PDF Reader, version 9.1.0.5096. A specially crafted PDF document can trigger a previously freed object in memory to be reused. An attacker needs to trick the user to open the malicious file to trigger.

Weakness classification

CWE-416: Use After Free

Primary references

talos-cna@cisco.com — Third Party Advisory, VDB Entry
talos-cna@cisco.com — Exploit, Third Party Advisory
nvd@nist.gov — Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108 — Exploit, Third Party Advisory