HIGH

CVE-2021-40189

CVSS v3

7.2

HIGH

EPSS Score

1.8 %

exploit probability, as of 2026-10-19

CISA KEV

known exploited

Exploitation

—

SSVC status

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Affected and fixed versions

Neither OSV.dev nor the vendor advisories we read list affected versions for CVE-2021-40189 yet.

Full record on NVD

Description

PHPFusion 9.03.110 is affected by a remote code execution vulnerability. The theme function will extract a file to "webroot/themes/{Theme Folder], where an attacker can access and execute arbitrary code.

Technical details

Published: 2021-10-11

Frequently asked questions

What is CVE-2021-40189?

Is CVE-2021-40189 actively exploited?

Active exploitation of CVE-2021-40189 has not been confirmed. Its EPSS score was 1.8% on 2026-10-19, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2021-40189?

CVE-2021-40189 has a CVSS v3 base score of 7.2 (HIGH severity).

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