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Medium 4.7Published Sep 23, 2026

CVE-2026-91788Foxit PDF Editor/Reader Missing Authorization Information Disclosure Vulnerability

Updated under an hour ago ()

Does this affect you?

It affects Foxit Software Inc. Foxit PDF Editor and 1 other product. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

When implementing the JavaScript interface, Foxit PDF Editor/Reader did not perform the attribute authorization checks required by the specification. As a result, a trusted malicious PDF could potentially access sensitive content from other documents within the same process and transmit it externally.

CVSS
4.7 MEDIUM (v3.1, CNA)CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N
Weakness (CWE)
CWE-668
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
Foxit
NVD analysis
Undergoing Analysis
Record last updated
Sep 23, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
Foxit Software Inc. Foxit PDF Editor
foxit_software:foxit_pdf_editor (from the name)
Versions 2026.2 and earlier; Versions 14.0.7 and earlier; Versions 13.2.6 and earlier
CNA record
Foxit Software Inc. Foxit PDF Reader
foxit_software:foxit_pdf_reader (from the name)
Versions 2026.2 and earlier
CNA record

References

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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