XSS in Averta Master Slider Pro

CVE-2025-63045

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in averta Master Slider Pro masterslider allows DOM-Based XSS.This issue affects Master Slider Pro: from n/a through <= 3.7.12.

Vulnerability class: XSS (Cross-Site Scripting)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L.

EPSS exploit prediction

EPSS: 0.003 (16.0th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 16th percentile — 16.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2025-63045: held from 0.003 to 0.003.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: +0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-63045?
CVE-2025-63045 is a medium-severity vulnerability in Averta Master Slider Pro, classified under Cross-site Scripting. CVSS score: 6.5/10. Published 2025-12-09.
How severe is CVE-2025-63045?
Medium severity. CVSS v3 base score is 6.5 out of 10.