CVSS 3.1
8.8 highCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HCVE-2021-21822
High (8.8) in foxitsoftware foxit reader. EPSS 1.8% chance of exploitation in the next 30 days.
A use-after-free vulnerability exists in the JavaScript engine of Foxit Software’s PDF Reader, version 10.1.3.37598. A specially crafted PDF document can trigger the reuse of previously free memory, which can lead to arbitrary code execution. An attacker needs to trick the user into opening a malicious file or site to trigger this vulnerability if the browser plugin extension is enabled.
Severity
- EPSS
- 1.8% chance of exploitation in the next 30 days; higher than 77% of CVEs (scores of 2026-11-01)
- CWE
- CWE-416
- Published
- Modified
- Record from
- the NVD, synced
Affected
- foxitsoftware:foxit_reader