CVE-2025-15663mediumCWE-79

CVE-2025-15663: medium-severity vulnerability in Ultimate Before After Image Slider & Gallery

BEAF < 4.7.19 - Author+ Stored XSS via After Label

Published

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33Vexday Risk Score

No sign of exploitation. It has a public proof of concept.

ssvc Attendcvss 6.8epss 0.4%
The Ultimate Before After Image Slider & Gallery WordPress plugin before 4.7.19 does not properly escape the slider's after-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.
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H
Affected products
Unknown · Ultimate Before After Image Slider & Gallery
⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.
Related CVEs — Ultimate Before After Image Slider & Gallery

In the same product, most dangerous first.

CVE-2025-15664MEDIUMBEAF < 4.7.19 - Author+ Stored XSS via Before LabelEPSS 0.4%CVE-2025-15665MEDIUMBEAF < 4.7.1 - Admin+ Stored XSS via Widget Shortcode FieldEPSS 0.2%