A stored cross-site scripting (XSS) vulnerability in the Facebook Chat module of Live Helper Chat v4.60 allows attackers to execute arbitrary web scripts or HTML via injecting a crafted payload into the Surname parameter under the Recipient' Lists.
No PoCs from references.
- https://github.com/Thewhiteevil/CVE-2025-51397
- https://github.com/nomi-sec/PoC-in-GitHub