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CVE-2023-45889

Description

A Universal Cross Site Scripting (UXSS) vulnerability in ClassLink OneClick Extension through 10.8 allows remote attackers to inject JavaScript into any webpage. NOTE: this issue exists because of an incomplete fix for CVE-2022-48612.

POC

Reference

- https://blog.zerdle.net/classlink/

- https://blog.zerdle.net/classlink2/

Github

No PoCs found on GitHub currently.