ZDI-26-732: Foxit PDF Reader importIcon NTLM Response Information Disclosure Vulnerability
ZDI disclosed an NTLM response leak in Foxit PDF Reader importIcon, tracked as CVE-2026-91796.
The Zero Day Initiative published ZDI-26-732, an information-disclosure flaw in Foxit PDF Reader's importIcon handling. A remote attacker can obtain NTLM responses if a user opens a malicious file or visits a malicious page. ZDI assigned CVSS 3.3 and CVE-2026-91796. The advisory does not report active exploitation.
- importIcon handling can leak NTLM authentication responses.
- Attacker must lure the user to a page or file.
- ZDI rates the issue CVSS 3.3.
- Tracked as CVE-2026-91796; no exploitation reported.
- CVEs
- CVE-2026-91796
- Vendors
- Foxit
- Products
- Foxit PDF Reader
- Organizations
- Zero Day Initiative
Vulnerabilities mentioned
All| CVE | Vulnerability | CVSS | EPSS | Signals | Published |
|---|---|---|---|---|---|
| CVE-2026-91796 | Secure Reading Mode Bypass in Foxit PDF Editor/Reader Leaks NTLM Hashes via SMB | 6.1 | — |
From the original article
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.
zerodayinitiative.com
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