PT-2026-97231 · Foxit · Foxit Pdf Reader+1

CVE-2026-91812

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Published

2026-09-23

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Updated

2026-09-23

CVSS v3.1

7.9

High

VectorAV:A/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H
Name of the Vulnerable Software and Affected Versions Foxit PDF Editor/Reader (affected versions not specified)
Description An issue exists in the update mechanism of the software where improper certificate validation occurs. This allows a man-in-the-middle attacker to bypass package integrity checks, which could lead to arbitrary code execution with system privileges via the FoxitUpdater component.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

LPE

Improper Certificate Validation

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Weakness Enumeration

Related Identifiers

CVE-2026-91812
ZDI-26-741

Affected Products

Foxit Pdf Editor
Foxit Pdf Reader