{"id":"CVE-2017-8550","url":"https://www.cyber-defence.io/tools/cve/CVE-2017-8550","generatedAt":"2026-10-28T19:47:32.096Z","title":"A remote code execution vulnerability exists in Skype for Business when the software fails to sanitize specially crafted content, aka \"Skype for Business Remote Code Execution Vulnerability\".","description":"A remote code execution vulnerability exists in Skype for Business when the software fails to sanitize specially crafted content, aka \"Skype for Business Remote Code Execution Vulnerability\".","published":"2017-06-15T01:29:05.000Z","lastModified":"2026-06-17T01:26:34.000Z","status":"Modified","sourceIdentifier":"secure@microsoft.com","cvss":{"version":"3.0","score":5.4,"severity":"MEDIUM","vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N"},"cwe":["CWE-79"],"affected":["microsoft/office"],"epss":{"score":0.22433,"percentile":0.97683,"date":"2026-10-27","history":[{"date":"2026-09-21","score":0.32338,"percentile":0.98294},{"date":"2026-09-22","score":0.22433,"percentile":0.97589}]},"kev":{"listed":false},"exploits":{"count":1,"verified":false,"firstPublished":"2017-07-12","source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[{"edbId":42316,"kind":"exploit","title":"Skype for Business 2016 - Cross-Site Scripting","url":"https://www.exploit-db.com/exploits/42316","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/windows/remote/42316.ps1","file":"exploits/windows/remote/42316.ps1","published":"2017-07-12","added":"2017-07-12","updated":"2017-07-13","author":"nyxgeek","type":"remote","platform":"windows","port":null,"verified":false,"codes":["CVE-2017-8550"],"tags":null,"aliases":null,"applicationUrl":null,"screenshotUrl":null,"referenceUrl":null}]},"verdict":{"level":"urgent","text":"EPSS puts the probability of exploitation in the next 30 days at 22.4%, higher than 98% of all known CVEs. Patch or mitigate before the next change window."},"changes":[{"kind":"epss","label":"EPSS jump","at":"2026-09-21T00:00:00.000Z","detail":{"to":0.32338,"from":0.22433,"percentile":0.98294},"summary":"EPSS moved from 22.4% to 32.3% probability of exploitation in the next thirty days."}],"references":[{"url":"http://www.securityfocus.com/bid/98916","tags":["Third Party Advisory","VDB Entry"],"source":"secure@microsoft.com"},{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8550","tags":["Patch","Vendor Advisory"],"source":"secure@microsoft.com"},{"url":"https://www.exploit-db.com/exploits/42316/","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"secure@microsoft.com"},{"url":"http://www.securityfocus.com/bid/98916","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8550","tags":["Patch","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.exploit-db.com/exploits/42316/","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2017-8550","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."}