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.
Cross-site Scripting
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
6.1 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
mitreCNA
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CVEADP
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CISA-ADPADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 31%
VendorProductVersion
classlinkoneclick
𝑥
≤ 10.7
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://blog.zerdle.net/classlink/
https://blog.zerdle.net/classlink/