CVE-2022-48612
CVE-2022-48612 is a medium-severity vulnerability in Classlink Oneclick with a CVSS 3.x base score of 6.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.
Key facts
- Severity: Medium (CVSS 3.x base score 6.1)
- EPSS exploit prediction: 0% (35th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-79
- Affected product: Classlink Oneclick
- Published:
- Last modified:
Description
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.
Frequently asked questions
- What is 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.
- How severe is CVE-2022-48612?
- CVE-2022-48612 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
- Is CVE-2022-48612 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (35th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2022-48612?
- CVE-2022-48612 affects Classlink Oneclick. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2022-48612?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2022-48612 published?
- CVE-2022-48612 was published on 2023-10-16 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:classlink:oneclick:*:*:*:*:*:*:*:*
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