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CVE-2024-30348VulnerabilityPublished Updated

CVE-2024-30348: Foxit PDF Reader · Out-of-bounds Write

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
0.7% chance of exploitation in 30 days – higher than 55% 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 Apr 2024

  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
  • =2023.3.0.23028
Fixed in–

AI-suggested

1. Immediately restrict or disable the use of Foxit PDF Reader version 2023.3.0.23028 until a patch is released. 2. Employ application whitelisting to prevent execution of unauthorized or suspicious PDF files. 3. Use sandboxing or isolated environments for opening PDF files from untrusted sources to contain potential exploits. 4. Educate users to avoid opening PDFs from unknown or untrusted origins and to be cautious of unsolicited emails or links. 5. Monitor network and endpoint logs for unusual behavior indicative of exploitation attempts, such as unexpected process creation or memory corruption indicators. 6. Implement endpoint detection and response (EDR) solutions capable of detecting exploitation techniques related to memory corruption. 7. Once available, promptly apply official patches from Foxit to remediate the vulnerability. 8. Consider disabling U3D file support in Foxit Reader if possible as a temporary workaround to reduce attack surface.

Description

Foxit PDF Reader U3D File Parsing Out-Of-Bounds Write 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 U3D files. The issue results from the lack of proper validation of user-supplied data, which can result in a write 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-22911.

References

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