CVE-2025-15663 BEAF < 4.7.19 - Author+ Stored XSS via After Label
- Exploited in the wild
- Not known
- Fix
- None listed
What is CVE-2025-15663?
CVE-2025-15663 is a medium-severity vulnerability in Unknown Ultimate Before After Image Slider & Gallery, published on 2 Sep 2026.
Official description
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.
Weakness: CWE-79
Which versions are affected by CVE-2025-15663?
How do I fix CVE-2025-15663?
No fix has been published for CVE-2025-15663 yet. Limit exposure of the affected software until one is available.
Is CVE-2025-15663 being exploited?
There is no known exploitation of CVE-2025-15663 in the wild and no public exploit code.
Sources
Also known as GHSA-w7c4-c6pr-wv3j.