What is CVE-2025-55757?

CVE-2025-55757 is a medium-severity vulnerability in Virtuemart.net Virtuemart Component For Joomla, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2025-10-25.

How severe is CVE-2025-55757?

Medium severity. CVSS v3 base score is 6.1 out of 10.

XSS in Virtuemart.net Virtuemart Component For Joomla

CVE-2025-55757

A unauthenticated reflected XSS vulnerability in VirtueMart 1.0.0-4.4.10 for Joomla was discovered.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2025-10-25 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.002 (9.1th percentile), scored 2026-10-03.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 9th percentile — 9.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: +0.000

Affected products

Virtuemart.net Virtuemart Component For Joomla — versions 1.0.0-4.4.10

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

virtuemart.net/ (product)
github.com/AdamWallwork/CVEs/tree/main/2025/CVE-2025-55757 (third-party-advisory)

Frequently asked questions

What is CVE-2025-55757?: CVE-2025-55757 is a medium-severity vulnerability in Virtuemart.net Virtuemart Component For Joomla, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2025-10-25.
How severe is CVE-2025-55757?: Medium severity. CVSS v3 base score is 6.1 out of 10.