XSS in Php-Fusion Phpfusion

CVE-2023-53928

PHPFusion 9.10.30 contains a stored cross-site scripting vulnerability in the file manager that allows attackers to upload malicious SVG files with embedded JavaScript. Attackers can upload SVG files with script tags that execute arbitrary JavaScript when viewed, potentially stealing user session information or performing client-side attacks.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.002 (13.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2023-53928?
CVE-2023-53928 is a medium-severity vulnerability in Php-Fusion Phpfusion, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2025-12-17.
How severe is CVE-2023-53928?
Medium severity. CVSS v3 base score is 5.4 out of 10.