CVE-2025-15664
Medium
Description
The Ultimate Before After Image Slider & Gallery WordPress plugin before 4.7.19 does not properly escape the slider's before-label value before its bundled client-side script re-injects it into the DOM, allowing users with the Author role and above to store a payload that executes in the browser of anyone (including an administrator) who views the slider.
SeverityMedium
CVSS6.8
Exploit probability—
ProductUltimate Before After Image Slider & Gallery
PublishedSep 2, 2026
First seenSep 2, 2026
Weakness typeCWE-79Cross-site scripting (XSS)
How to fix
Update
- Ultimate Before After Image Slider & Gallery4.7.19 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Ultimate Before After Image Slider & Gallery | v < 4.7.19 | 4.7.19 |
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