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CVE-2025-9326VulnerabilityPublished

CVE-2025-9326: Foxit PDF Reader · Out-of-bounds Read

Affects Foxit PDF ReaderSource CVE Database V5

0

Not known to be exploited · CVSS 7.8 High.

Data as of 25 Oct 2026, 19:02 UTC

CVSS 3.0 base score
7.8High
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.2% chance of exploitation in 30 days – higher than 16% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 2 Sep 2025

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2026-10-25.

What to do

Affected software

ProductAffectedFixed in
Foxit PDF ReaderAffected
  • =2024.4.0.27683
Fixed in–

AI-suggested

European organizations should immediately implement the following mitigations: 1) Restrict or monitor the use of Foxit PDF Reader version 2024.4.0.27683, and consider temporarily disabling PRC file parsing features if configurable. 2) Educate users to be cautious with unsolicited PDF files, especially those received via email or downloaded from untrusted sources, emphasizing the risk of opening unknown attachments. 3) Employ advanced email filtering and endpoint security solutions capable of detecting and blocking malicious PDFs or exploit attempts targeting this vulnerability. 4) Monitor network and endpoint logs for suspicious activity indicative of exploitation attempts, such as anomalous process behavior or unexpected network connections originating from PDF reader processes. 5) Coordinate with Foxit for timely patch deployment once available, and prioritize patching in asset management systems. 6) Implement application whitelisting or sandboxing for PDF readers to limit the impact of potential code execution. 7) Review and enhance incident response plans to address potential exploitation scenarios involving PDF-based attacks.

Description

Foxit PDF Reader PRC File Parsing Out-Of-Bounds Read Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Foxit PDF Reader. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the parsing of PRC files. The issue results from the lack of proper validation of user-supplied data, which can result in a read past the end of an allocated buffer. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-26784.

References

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