Foxit Reader before 9.5, and PhantomPDF before 8.3.10 and 9.x before 9.5, has a race condition that can cause a stack-based buffer overflow or an out-of-bounds read.
https://www.foxitsoftware.com/support/security-bulletins.php
Source: Mitre, NVD
Published: 2021-01-07
Updated: 2021-01-08
Base Score: 6.8
Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P
Severity: Medium
Base Score: 8.1
Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Severity: High