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Vulnerability record · CVE-2026-91794 · published 23 September 2026

CVE-2026-91794: Out-of-bounds write vulnerability

An out-of-bounds write vulnerability exists in the PDF rendering process of Foxit PDF Editor/Reader due to insufficient consistency and boundary validation when processing malformed color space data, which may cause the program to crash and potentially lead to remote code execution.

7.8 CVSS 3.1 High EPSS 0.16% · top 95.3% CWE-787 · Out-of-bounds write Awaiting Analysis
7.8CVSS 3.1 base score
0.16%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
1References
23 Sep 2026Last modified by NVD

Description

An out-of-bounds write vulnerability exists in the PDF rendering process of Foxit PDF Editor/Reader due to insufficient consistency and boundary validation when processing malformed color space data, which may cause the program to crash and potentially lead to remote code execution.

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

References

LinkTags
https://www.foxit.com/support/security-bulletins.html

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Source: NIST National Vulnerability Database (record CVE-2026-91794), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.