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FoxitCVE-2026-57246

Foxit PDF: buffer overflow

High7.8CVE-2026-57246 · Published Jul 8, 2026 · updated Jul 9, 2026

When dealing with abnormally constructed objects, there is a lack of argument validation; JavaScript triggers signature verification, but the signature plugin does not perform validation when copying the abnormal string, causing the application to crash.

Foxit advisory

Affected versions

PackageAffectedFixed in
Foxit PDF Editor
Product
<= Versions 2026.1.1 and earlierNo fix yet
<= Versions 14.0.4 and earlierNo fix yet
<= Versions 13.2.4 and earlierNo fix yet
Foxit PDF Reader
Product
<= Versions 2026.1.1 and earlierNo fix yet
Details and references
CVSS 3.1
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Severity from
the vendor (its own CVE record or advisory)
Weakness
CWE-120

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