Vulnerability · Published Sep 2, 2025 · Assigned by zdi

CVE-2025-9330Foxit PDF Reader Update Service Uncontrolled Search Path Element Local Privilege Escalation Vulnerability

High 7.8

In plain English

A high-severity uncontrolled search path in PDF Reader from Foxit. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 8% of all known vulnerabilities).

Severity (CVSS 3.0)7.8High

Exploit odds (30 days)0.2%top 92.1% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

Foxit PDF Reader Update Service Uncontrolled Search Path Element Local Privilege Escalation Vulnerability. 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 specific flaw exists within the Foxit Reader Update Service. The product loads a library from an unsecured location. An attacker can leverage this vulnerability to escalate privileges and execute code in the context of SYSTEM. Was ZDI-CAN-25709.

Affected products (as reported)

Vendor	Product	Versions
Foxit	PDF Reader	2025.1.0.27937

Weakness: CWE-427 · Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References

ZDI-25-870 x_research-advisory
vendor-provided URL vendor-advisory