CVE-2023-51568: Kofax Power PDF OXPS File Parsing Use-After-Free Information Disclosure Vulnerability

Severity: low (CVSS 3.3 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-05-03 · updated 2026-06-17
Weakness: CWE-416

Description

Kofax Power PDF OXPS File Parsing Use-After-Free Information Disclosure Vulnerability. This vulnerability allows remote attackers to disclose sensitive information on affected installations of Kofax Power PDF. 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 OXPS files. The issue results from the lack of validating the existence of an object prior to performing operations on the 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-21990.

Affected products

Kofax Power PDF: before 5.0.0.16 — fixed in 5.0.0.16

How to fix

Upgrade to a fixed version: Kofax Power PDF 5.0.0.16. Check the vendor advisory for mitigations.

References

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