CVE-2026-57246

Foxit PDF Editor/Reader Signature Buffer Overflow Vulnerability

Published Jul 8, 2026 CVSS 3.1 · 7.8 High EPSS < 1% KEV · Not listed
Description
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Foxitsoftware
Foxitsoftware foxit Pdf Editor
Foxitsoftware foxit Reader
Vendors & Products Foxitsoftware
Foxitsoftware foxit Pdf Editor
Foxitsoftware foxit Reader
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description 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.
Title Foxit PDF Editor/Reader Signature Buffer Overflow Vulnerability
Weaknesses CWE-120
References
Metrics cvssV3_1

{'score': 7.8, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
Foxit
Published
Updated
Jul 8, 2026, 12:37 PM
Reserved
Jun 24, 2026, 3:01 AM
Status
Analyzed
Published
Jul 8, 2026, 9:16 AM
Modified
Jul 9, 2026, 1:01 PM