This vulnerability in Foxit PDF Editor is due to insufficient parameter verification resulting in format errors that cause an unhandled std::invalid_argument exception. When triggered, this exception causes the program to terminate unexpectedly, impacting availability. The CVSS 3.1 base score is 5.5 (medium), reflecting local attack vector, low complexity, no privileges required, user interaction needed, unchanged scope, and impact limited to availability. Affected versions include 2026.1 and earlier, 14.0.3 and earlier, and 13.2.3 and earlier. No official remediation or patch has been published by Foxit Software Inc. as of the publication date.

The vulnerability results in application termination due to an unhandled exception, causing a denial of service condition. There is no impact on confidentiality or integrity. The attack requires local access and user interaction to trigger the exception. No known exploits are reported in the wild.

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, users should exercise caution when opening files from untrusted sources to avoid triggering the unhandled exception. Monitor vendor communications for updates on patches or mitigations.