CVE-2022-48612

A Universal Cross Site Scripting (UXSS) vulnerability in ClassLink OneClick Extension through 10.7 allows remote attackers to inject JavaScript into any webpage, because a regular expression (validating whether a URL is controlled by ClassLink) is not present in all applicable places.

CVSS v3.1

6.1 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

EPSS

0.43% chance of exploitation in the next 30 days, 36th percentile

Published

2023-10-16

Updated

2024-09-16

Proof-of-concept exploits (1)

• https://blog.zerdle.net/classlink/

References

• CVE Record
• NVD entry

Related

• CVE-2022-4857
• CVE-2022-48615
• CVE-2022-48565
• CVE-2022-48616
• CVE-2022-48560
• CVE-2022-48622