Is CVE-2018-11736 actively exploited?

A proof-of-concept exploit is publicly available for CVE-2018-11736, but active exploitation has not been confirmed.

Can CVE-2018-11736 be exploited remotely?

Yes. CVE-2018-11736 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2018-11736?

CVE-2018-11736 has a CVSS score of 9.8 (CRITICAL).

HOME VULNERABILITIESCVE-2018-11736

CRITICALPOC

CVE-2018-11736

CWE-434Published: June 5, 2018· Updated: Jun 17, 2026

9.8

CVSS v3.1

Official Description

An issue was discovered in Pluck before 4.7.7-dev2. /data/inc/images.php allows remote attackers to upload and execute arbitrary PHP code by using the image/jpeg content type for a .htaccess file.

NVD Source

Technical Analysis

CVE-2018-11736 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-2018-11736. While not yet confirmed in active campaigns, the availability of PoC code increases exploitation risk substantially.