{"id":"CVE-2020-4082","url":"https://www.cyber-defence.io/tools/cve/CVE-2020-4082","generatedAt":"2026-10-27T22:24:14.717Z","title":"The HCL Connections 5.5 help system is vulnerable to cross-site scripting, caused by improper validation of user-supplied input.","description":"The HCL Connections 5.5 help system is vulnerable to cross-site scripting, caused by improper validation of user-supplied input. A remote attacker could exploit this vulnerability using a specially-crafted URL to execute script in a victim's Web browser within the security context of the hosting Web site, once the URL is clicked. An attacker could use this vulnerability to steal the victim's cookie-based authentication credentials.","published":"2020-03-05T19:15:12.000Z","lastModified":"2026-06-17T03:19:32.000Z","status":"Modified","sourceIdentifier":"psirt@hcl.com","cvss":{"version":"3.1","score":5.4,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N"},"cwe":["CWE-79"],"affected":["hcltech/connections"],"epss":{"score":0.0066,"percentile":0.51315,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (0.66%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://support.hcltechsw.com/csm?id=kb_article&sysparm_article=KB0075447","tags":["Exploit","Patch","Vendor Advisory"],"source":"psirt@hcl.com"},{"url":"https://support.hcltechsw.com/csm?id=kb_article&sysparm_article=KB0075447","tags":["Exploit","Patch","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2020-4082","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}