ZDI-26-729: Foxit PDF Reader Doc Object Use-After-Free Information Disclosure Vulnerability
ZDI disclosed a low-severity Foxit PDF Reader use-after-free that can leak information.
ZDI published ZDI-26-729, a Doc object use-after-free in Foxit PDF Reader tracked as CVE-2026-91793. Remote attackers could disclose sensitive information if a user opens a malicious file or visits a malicious page. ZDI assigned a CVSS score of 3.3. No in-the-wild exploitation is mentioned.
- CVE-2026-91793 is a Doc object use-after-free in Foxit PDF Reader.
- Successful exploitation can disclose sensitive information.
- User interaction is required via a malicious page or file.
- ZDI assigned CVSS 3.3 and did not report active exploitation.
- CVEs
- CVE-2026-91793
- Vendors
- Foxit
- Products
- Foxit PDF Reader
- Organizations
- Zero Day Initiative
Vulnerabilities mentioned
All| CVE | Vulnerability | CVSS | EPSS | Signals | Published |
|---|---|---|---|---|---|
| CVE-2026-91793 | Use-After-Free RCE in Foxit PDF Editor/Reader via Malformed PDF Annotation Rich-Text Attributes 5.00+ (CVE-2026-91793) | 7.8 | — |
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
A short excerpt; the article and its images belong to the publisher. Summary, key facts and assessment above are AI-written from the article and can be wrong.