Is CVE-2024-27323 actively exploited?

No active exploitation of CVE-2024-27323 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2024-27323 be exploited remotely?

Partially. CVE-2024-27323 requires adjacent network access (same network segment) to exploit.

What is the CVSS score of CVE-2024-27323?

CVE-2024-27323 has a CVSS score of 7.5 (HIGH).

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HIGH

CVE-2024-27323

CWE-295Published: April 1, 2024· Updated: Jun 17, 2026

7.5

CVSS v3.1

Official Description

PDF-XChange Editor Updater Improper Certificate Validation Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of PDF-XChange Editor. User interaction is not required to exploit this vulnerability.

The specific flaw exists within the update functionality. The issue results from the lack of proper validation of the certificate presented by the server. An attacker can leverage this vulnerability to execute code in the context of the current user. Was ZDI-CAN-22224.

NVD Source

Technical Analysis

CVE-2024-27323 requires adjacent network access, limiting remote exploitation but still posing risk in shared or local network environments.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 7.5.