CVE-2026-91810: Out-of-bounds Read

A heap-based out-of-bounds read vulnerability exists in Foxit PDF Editor/Reader’s handling of malformed PDF image masks. Inconsistent image metadata may cause incorrect alpha-channel processing during rendering, resulting in an out-of-bounds read and application crash...

PT-2026-97226

Name of the Vulnerable Software and Affected Versions Foxit PDF Editor/Reader affected versions not specified Description An out-of-bounds read occurs during the parsing of PDF files due to insufficient validation of image soft-mask data. A malformed soft-mask data attribute can trigger an...

CVE-2026-91795: Untrusted Pointer Dereference

Foxit PDF Editor/Reader's FileOpen plugin did not adequately validate certain encryption metadata in specially crafted PDF files. This could leave an internal pointer in an invalid state, resulting in chained read and write access violations and potentially enabling arbitrary code execution...

CVE-2026-91818: Use After Free

A use-after-free vulnerability exists in Foxit PDF Editor/Reader’s JavaScript handling of PDF annotations. Reentrant page-event processing during annotation enumeration may release the associated page object, which is subsequently accessed, resulting in an application crash...

PT-2026-97237

Name of the Vulnerable Software and Affected Versions Foxit PDF Editor/Reader affected versions not specified Description A use-after-free issue exists in the JavaScript handling of PDF annotations. This occurs when reentrant page-event processing during annotation enumeration releases the...

CVE-2026-91804: Out-of-bounds Write

A heap-based out-of-bounds write vulnerability exists in Foxit PDF Editor/Reader’s rendering of Circle annotations with malformed Cloudy appearance streams in specially crafted PDF files. Insufficient validation of the appearance geometry can result in memory corruption and application crashes...

CVE-2026-91789: Out-of-bounds Write

Foxit PDF Editor/Reader’s U3D/GIF texture decoding path contained insufficient validation of image dimensions and related size information. Under certain conditions, this could lead to an incorrectly sized memory allocation and a subsequent out-of-bounds write during pixel processing, potentially...

CVE-2026-91797: External Control of File Name or Path

Foxit PDF Editor/Reader failed to validate the directory traversal path in the attachment file name, resulting in malicious attachments being able to be written to directories outside the expected secure area when the PDF is opened...

PT-2026-97216

Name of the Vulnerable Software and Affected Versions Foxit PDF Editor/Reader affected versions not specified Description Foxit PDF Editor/Reader fails to validate the directory traversal path in the attachment file name. This allows malicious attachments to be written to directories outside the...

PT-2026-97214

Name of the Vulnerable Software and Affected Versions Foxit PDF Editor/Reader affected versions not specified Description The FileOpen plugin fails to properly validate encryption metadata within specially crafted PDF files. This flaw can leave an internal pointer in an invalid state, leading to...

CVE-2026-18622: User Interface (UI) Misrepresentation of Critical Information

Foxit PDF Editor/Reader inconsistently alerts users when signature fields are abnormally modified, including alterations to appearance, coordinates, or field duplication. This may mislead users into trusting tampered documents, since the UI cannot accurately reflect the actual integrity status of...