ZDI-26-725: Foxit PDF Reader Doc Object Use-After-Free Information Disclosure Vulnerability
ZDI disclosed another Foxit PDF Reader use-after-free information-disclosure flaw, CVE-2026-57256.
ZDI published ZDI-26-725, another Doc object use-after-free in Foxit PDF Reader, tracked as CVE-2026-57256. The issue can let remote attackers disclose sensitive information after a user opens a malicious file or visits a malicious page. ZDI assigned CVSS 3.3. The advisory does not state that the flaw is being exploited.
- CVE-2026-57256 is a separate Doc object use-after-free in Foxit PDF Reader.
- The flaw can disclose sensitive information to a remote attacker.
- Exploitation requires the user to open a file or visit a page.
- ZDI rated it CVSS 3.3 with no exploitation reported.
- CVEs
- CVE-2026-57256
- Vendors
- Foxit
- Products
- Foxit PDF Reader
- Organizations
- Zero Day Initiative
Vulnerabilities mentioned
All| CVE | Vulnerability | CVSS | EPSS | Signals | Published |
|---|---|---|---|---|---|
| CVE-2026-57256 | When the application opens a PDF and executes JavaScript, it performs abnormal operations on the list box field, and this operation is repeated after the form… | 7.8 | <1% |
From the original article
This vulnerability allows remote attackers to disclose sensitive information 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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