Vulnerabilities CVE-2026-18622

CVE-2026-18622

Medium

Open

TLP:CLEAR

Foxit PDF Editor/Reader's signature-validation pop-up reports modified certified documents as valid

NVD CVE.org

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Description

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 signatures.

Details

CVSS Score: 4.7
CVSS Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N
Confidence: 90%
Published: Aug 13, 2026
Last Modified: Aug 13, 2026

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