Is CVE-2018-7264 actively exploited?

A proof-of-concept exploit is publicly available for CVE-2018-7264, but active exploitation has not been confirmed.

Can CVE-2018-7264 be exploited remotely?

Yes. CVE-2018-7264 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2018-7264?

CVE-2018-7264 has a CVSS score of 9.8 (CRITICAL).

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CRITICALPOC

CVE-2018-7264

CWE-787Published: February 28, 2018· Updated: Jun 17, 2026

9.8

CVSS v3.1

Official Description

The Pictview image processing library embedded in the ActivePDF toolkit through 2018.1.0.18321 is prone to multiple out of bounds write and sign errors, allowing a remote attacker to execute arbitrary code on vulnerable applications using the ActivePDF Toolkit to process untrusted images.

NVD Source

Technical Analysis

CVE-2018-7264 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

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 9.8.

A proof-of-concept (PoC) exploit exists for CVE-2018-7264. While not yet confirmed in active campaigns, the availability of PoC code increases exploitation risk substantially.

From a weakness classification perspective (CWE-787): Out-of-bounds write vulnerabilities can lead to data corruption, crashes, or arbitrary code execution.