ZDI-26-251: Foxit PDF Reader Update Service Uncontrolled Search Path Element Local Privilege Escalation Vulnerability

Published Apr 2, 2026
·
Updated

This vulnerability allows local attackers to escalate privileges on affected installations of Foxit PDF Reader. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The ZDI has assigned a CVSS rating of 7.8. The following CVEs are assigned: CVE-2026-3775.

Affected Software

1 affected component
Foxit Foxit PDF Reader

Event History

Apr 2, 2026
Advisory Published
via ZDI·05:00 AM
Data Sourced
via ZDI·05:00 AM
Description
Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is the severity of ZDI-26-251?

The severity of ZDI-26-251 is considered high due to the potential for privilege escalation.

2

How do I fix ZDI-26-251?

To fix ZDI-26-251, update to the latest version of Foxit PDF Reader that addresses this vulnerability.

3

Who is affected by ZDI-26-251?

ZDI-26-251 affects users of Foxit PDF Reader installed on systems where attackers can execute low-privileged code.

4

What type of vulnerability is ZDI-26-251?

ZDI-26-251 is a local privilege escalation vulnerability related to uncontrolled search path elements.

5

Can ZDI-26-251 be exploited remotely?

No, ZDI-26-251 requires local access to the system for exploitation.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203