CVE-2026-18622 — Foxit PDF Editor/Reader's signature-validation pop-up reports modified certified documents as valid
Foxit PDF Editor/Reader inconsistently alerts users when signature fields are abnormally modified, including alterations to appearance, coordinates, or field duplication. This m…
Published: 2026-08-13 · CVSS: 4.7 · CVSS 3.1
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.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7