{"id":"CVE-2021-27773","aliases":["EUVD-2021-14514","GHSA-rrwg-382g-w6j8"],"status":"published","title":"HCL Sametime is vulnerable to clickjacking","description":"This vulnerability allows users to execute a clickjacking attack in the meeting's chat.","severity":{"version":"3.1","score":4.2,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00469,"percentile":0.41019,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-1021","CWE-451"],"published":"2022-05-12T21:25:29Z","modified":"2026-06-17T03:45:26Z","products":[{"vendor":"hcl","product":"sametime"},{"vendor":"hcl software","product":"sametime"},{"vendor":"hcltech","product":"sametime"}],"references":[{"url":"https://support.hcltechsw.com/csm?id=kb_article\u0026sysparm_article=KB0097430","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-27773"},{"url":"https://github.com/advisories/GHSA-rrwg-382g-w6j8"}],"sources":{"cve":[{"id":"CVE-2021-27773","title":"HCL Sametime is vulnerable to clickjacking","description":"This vulnerability allows users to execute a clickjacking attack in the meeting's chat.","status":"published","published":"2022-05-12T21:25:29.915Z","modified":"2024-09-16T23:56:30.556Z","cvss":[{"version":"3.1","score":4.2,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-451"],"updated_at":"2026-11-02T14:33:04.679189Z"}],"euvd":[{"id":"EUVD-2021-14514","description":"This vulnerability allows users to execute a clickjacking attack in the meeting's chat.","status":"published","published":"2022-05-12T21:25:29Z","modified":"2024-09-16T23:56:30Z","cvss":[{"version":"3.1","score":4.2,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-03T00:29:03.409164Z"}],"ghsa":[{"id":"GHSA-rrwg-382g-w6j8","title":"This vulnerability allows users to execute a clickjacking attack in the meeting's chat.","description":"This vulnerability allows users to execute a clickjacking attack in the meeting's chat.","status":"published","published":"2022-05-13T00:00:20Z","modified":"2023-02-01T05:02:20Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N","level":"medium"}],"cwes":["CWE-1021"],"updated_at":"2026-11-02T14:49:53.323636Z"}],"nvd":[{"id":"CVE-2021-27773","description":"This vulnerability allows users to execute a clickjacking attack in the meeting's chat.","status":"published","published":"2022-05-12T22:15:12.007Z","modified":"2026-06-17T03:45:26.013Z","cvss":[{"version":"3.1","score":4.2,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N","level":"medium","assessor":"secondary"},{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-451","CWE-1021"],"updated_at":"2026-11-02T14:07:06.029737Z"}]}}