ZDI-CAN-31048: ZDI-26-732: Foxit PDF Reader importIcon NTLM Response Information Disclosure Vulnerability
Published Sep 23, 2026
·Updated
This vulnerability allows remote attackers to disclose NTLM responses on affected installations of Foxit PDF Reader. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The ZDI has assigned a CVSS rating of 3.3. The following CVEs are assigned: CVE-2026-91796.
Affected Software
1 affected component
Foxit PDF Reader
Event History
Sep 23, 2026
Advisory Published
via ZDI·05:00 AM
Data Sourced
via ZDI·05:00 AM
Description
Frequently Asked Questions
1
What does an attacker need to do to exploit this issue?
The attacker must persuade the target to visit a malicious page or open a malicious file. Exploitation is remote, but it requires user interaction.
2
What information could be disclosed?
The vulnerability can disclose NTLM responses from an affected Foxit PDF Reader installation.
3
How severe is this vulnerability according to the available assessment?
The advisory assigns a CVSS score of 3.3 and identifies the issue as CVE-2026-91796.