CVE-2026-3774

Foxit PDF Editor/Reader (pre-2026.1) is affected by CVE-2026-3774 due to PDF JavaScript and document/print actions (WillPrint/DidPrint) updating form fields, annotations, or OCGs around redaction, encryption, or printing. The script-driven updates are not fully covered by the existing redaction/e...

CVE-2026-3775

CVE-2026-3775 affects Foxit PDF Editor/Reader (update service) and is due to the update check loading system libraries from a path that includes user-writable directories, not restricted to trusted system locations. This allows a local attacker with low privileges to place a malicious library tha...

CVE-2026-3775 Foxit PDF Editor/Reader Update Service Uncontrolled Search Path Element Local Privilege Escalation Vulnerability

The application's update service, when checking for updates, loads certain system libraries from a search path that includes directories writable by low‑privileged users and is not strictly restricted to trusted system locations. Because these libraries may be resolved and loaded from user‑writab...

CVE-2026-3776 Null pointer dereference in Foxit PDF Editor/Reader when accessing stamp annotation

The application does not validate the presence of required appearance AP data before accessing stamp annotation resources. When a PDF contains a stamp annotation missing its AP entry, the code continues to dereference the associated object without a prior null or validity check, which allows a...

CVE-2026-3776 Null pointer dereference in Foxit PDF Editor/Reader when accessing stamp annotation

The application does not validate the presence of required appearance AP data before accessing stamp annotation resources. When a PDF contains a stamp annotation missing its AP entry, the code continues to dereference the associated object without a prior null or validity check, which allows a...

CVE-2026-3776

CVE-2026-3776 is a null pointer dereference in Foxit PDF Editor/Reader when handling stamp annotations that lack appearance (AP) data. The affected code dereferences the related object without checking for null/valid AP data, allowing a crafted PDF to crash the application and cause a denial of s...

CVE-2026-3778 Stack exhaustion caused by cyclic references in Foxit PDF Editor/Reader

The application does not detect or guard against cyclic PDF object references while handling JavaScript in PDF. When pages and annotations are crafted that reference each other in a loop, passing the document to APIs e.g., SOAP that perform deep traversal can cause uncontrolled recursion, stack...

CVE-2026-3778

CVE-2026-3778 affects Foxit PDF Editor/Reader (Foxit Reader) across platforms as described in connected records. The root cause is cyclic PDF object references created by pages and annotations referencing each other in a loop, which, when the document is processed by APIs that perform deep traver...

CVE-2026-3779 Foxit PDF Editor/Reader List Box Calculate Array Use-After-Free Vulnerability

The application's list box calculate array logic keeps stale references to page or form objects after they are deleted or re-created, which allows crafted documents to trigger a use-after-free when the calculation runs and can potentially lead to arbitrary code execution...

CVE-2026-3779 Foxit PDF Editor/Reader List Box Calculate Array Use-After-Free Vulnerability

The application's list box calculate array logic keeps stale references to page or form objects after they are deleted or re-created, which allows crafted documents to trigger a use-after-free when the calculation runs and can potentially lead to arbitrary code execution...

CVE-2026-3777 Use after free of view cache in Foxit PDF Editor/Reader

The application does not properly validate the lifetime and validity of internal view cache pointers after JavaScript changes the document zoom and page state. When a script modifies the zoom property and then triggers a page change, the original view object may be destroyed while stale pointers...

CVE-2026-3777 Use after free of view cache in Foxit PDF Editor/Reader

The application does not properly validate the lifetime and validity of internal view cache pointers after JavaScript changes the document zoom and page state. When a script modifies the zoom property and then triggers a page change, the original view object may be destroyed while stale pointers...

CVE-2026-3777

Summary: CVE-2026-3777 affects Foxit PDF Editor/Reader (multiple platforms). The vulnerability is a use-after-free caused by improper validation of lifetime/validity of internal view cache pointers after JavaScript alters document zoom and page state. When a script modifies zoom and triggers a pa...

Foxit PDF Reader和Foxit PDF Editor 安全漏洞

Foxit PDF Reader and Foxit PDF Editor are products of Foxit Corporation, a Chinese company. Foxit PDF Reader is a PDF reader. Foxit PDF Editor is a PDF editor. Both Foxit PDF Reader and Foxit PDF Editor have security vulnerabilities. These vulnerabilities stem from the installer’s elevated...

Foxit PDF Reader和Foxit PDF Editor 安全漏洞

Foxit PDF Reader and Foxit PDF Editor are products of Foxit Corporation, a Chinese company. Foxit PDF Reader is a PDF reader. Foxit PDF Editor is a PDF editor. Both Foxit PDF Reader and Foxit PDF Editor have security vulnerabilities. These vulnerabilities stem from the update service’s tendency t...

Foxit PDF Reader和Foxit PDF Editor 安全漏洞

Foxit PDF Reader and Foxit PDF Editor are products of Foxit Corporation, a Chinese company. Foxit PDF Reader is a PDF reader. Foxit PDF Editor is a PDF editor. Both Foxit PDF Reader and Foxit PDF Editor have security vulnerabilities. These vulnerabilities stem from the lack of verification of the...

Foxit PDF Reader和Foxit PDF Editor 安全漏洞

Foxit PDF Reader and Foxit PDF Editor are products of Foxit Corporation, a Chinese company. Foxit PDF Reader is a PDF reader. Foxit PDF Editor is a PDF editor. Both Foxit PDF Reader and Foxit PDF Editor have security vulnerabilities. These vulnerabilities stem from JavaScript, which fails to...

Foxit PDF Reader和Foxit PDF Editor 安全漏洞

Foxit PDF Reader and Foxit PDF Editor are products of Foxit Corporation, a Chinese company. Foxit PDF Reader is a PDF reader. Foxit PDF Editor is a PDF editor. Both Foxit PDF Reader and Foxit PDF Editor have security vulnerabilities. These vulnerabilities stem from potentially insecure direct...

Foxit PDF Reader和Foxit PDF Editor 安全漏洞

Foxit PDF Reader and Foxit PDF Editor are products of Foxit Corporation, a Chinese company. Foxit PDF Reader is a PDF reader. Foxit PDF Editor is a PDF editor. Both Foxit PDF Reader and Foxit PDF Editor have security vulnerabilities. These vulnerabilities stem from the logic of list box calculati...

Foxit PDF Reader和Foxit PDF Editor 安全漏洞

Foxit PDF Reader and Foxit PDF Editor are products of Foxit Corporation, a Chinese company. Foxit PDF Reader is a PDF reader. Foxit PDF Editor is a PDF editor. Both Foxit PDF Reader and Foxit PDF Editor have security vulnerabilities. These vulnerabilities arise from failing to detect or prevent...