{"id":"CVE-2021-42063","url":"https://www.cyber-defence.io/tools/cve/CVE-2021-42063","generatedAt":"2026-11-05T00:48:31.658Z","title":"A security vulnerability has been discovered in the SAP Knowledge Warehouse - versions 7.30, 7.31, 7.40, 7.50.","description":"A security vulnerability has been discovered in the SAP Knowledge Warehouse - versions 7.30, 7.31, 7.40, 7.50. The usage of one SAP KW component within a Web browser enables unauthorized attackers to conduct XSS attacks, which might lead to disclose sensitive data.","published":"2021-12-14T16:15:09.000Z","lastModified":"2026-06-17T04:09:15.000Z","status":"Modified","sourceIdentifier":"cna@sap.com","cvss":{"version":"3.1","score":6.1,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"},"cwe":["CWE-79"],"affected":["sap/knowledge warehouse"],"epss":{"score":0.23396,"percentile":0.9779,"date":"2026-11-03","history":[{"date":"2026-10-07","score":0.23396,"percentile":0.97736}]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"urgent","text":"EPSS puts the probability of exploitation in the next 30 days at 23.4%, higher than 98% of all known CVEs. Patch or mitigate before the next change window."},"changes":[],"references":[{"url":"http://packetstormsecurity.com/files/166369/SAP-Knowledge-Warehouse-7.50-7.40-7.31-7.30-Cross-Site-Scripting.html","tags":["Third Party Advisory"],"source":"cna@sap.com"},{"url":"http://seclists.org/fulldisclosure/2022/Mar/32","tags":["Mailing List","Third Party Advisory"],"source":"cna@sap.com"},{"url":"https://launchpad.support.sap.com/#/notes/3102769","tags":["Permissions Required"],"source":"cna@sap.com"},{"url":"https://wiki.scn.sap.com/wiki/display/PSR/SAP+Security+Patch+Day+-+December+2021","tags":["Vendor Advisory"],"source":"cna@sap.com"},{"url":"http://packetstormsecurity.com/files/166369/SAP-Knowledge-Warehouse-7.50-7.40-7.31-7.30-Cross-Site-Scripting.html","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://seclists.org/fulldisclosure/2022/Mar/32","tags":["Mailing List","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://launchpad.support.sap.com/#/notes/3102769","tags":["Permissions Required"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://wiki.scn.sap.com/wiki/display/PSR/SAP+Security+Patch+Day+-+December+2021","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-42063","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."}