{"id":"CVE-2022-48612","aliases":["EUVD-2022-51308","GHSA-w6rw-h3mq-8rp8"],"status":"published","title":"A Universal Cross Site Scripting (UXSS) vulnerability in ClassLink OneClick Extension through 10...","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.","severity":{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.00542,"percentile":0.4591,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2023-10-16T00:00:00Z","modified":"2026-06-17T05:15:42Z","products":[{"vendor":"classlink","product":"oneclick"}],"references":[{"url":"https://blog.zerdle.net/classlink/","tags":["x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-48612"},{"url":"https://blog.zerdle.net/classlink"},{"url":"https://github.com/advisories/GHSA-w6rw-h3mq-8rp8"}],"sources":{"cve":[{"id":"CVE-2022-48612","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.","status":"published","published":"2023-10-16T00:00:00Z","modified":"2024-09-16T18:55:47.743Z","updated_at":"2026-11-02T14:34:33.574107Z"}],"euvd":[{"id":"EUVD-2022-51308","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.","status":"published","published":"2023-10-16T00:00:00Z","modified":"2024-09-16T18:55:47Z","updated_at":"2026-11-03T00:55:27.571827Z"}],"ghsa":[{"id":"GHSA-w6rw-h3mq-8rp8","title":"A Universal Cross Site Scripting (UXSS) vulnerability in ClassLink OneClick Extension through 10...","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.","status":"published","published":"2023-10-16T00:30:27Z","modified":"2024-04-04T08:38:54Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:57:00.19255Z"}],"nvd":[{"id":"CVE-2022-48612","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.","status":"published","published":"2023-10-16T00:15:10.35Z","modified":"2026-06-17T05:15:42.687Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:07:39.811118Z"}]}}