Out-of-bounds Read in Foxit Pdf Editor

CVE-2025-9323

Foxit PDF Reader JP2 File Parsing Out-Of-Bounds Read Information Disclosure Vulnerability. This vulnerability allows remote attackers to disclose sensitive information 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 JP2 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 object. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of the current process. Was ZDI-CAN-27101.

Vulnerability class: Buffer Overflow

EPSS: 0.002 (12.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2025-9323?
CVE-2025-9323 is a medium-severity vulnerability in Foxit Pdf Editor, classified under Out-of-bounds Read. CVSS score: 5.5/10. Published 2025-09-02.
How severe is CVE-2025-9323?
Medium severity. CVSS v3 base score is 5.5 out of 10.
Is CVE-2025-9323 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.