{"id":"CVE-2020-37254","url":"https://www.cyber-defence.io/tools/cve/CVE-2020-37254","generatedAt":"2026-10-27T21:21:11.492Z","title":"Wondershare PDFelement 5.2.9 contains a privilege escalation vulnerability due to an unquoted service path in the WsAppService Windows service.","description":"Wondershare PDFelement 5.2.9 contains a privilege escalation vulnerability due to an unquoted service path in the WsAppService Windows service. Local attackers can place a malicious executable in the service path and execute code with LocalSystem privileges upon service restart or system reboot.","published":"2026-06-19T15:16:34.000Z","lastModified":"2026-09-29T09:10:00.000Z","status":"Awaiting Analysis","sourceIdentifier":"disclosure@vulncheck.com","cvss":{"version":"4.0","score":8.5,"severity":"HIGH","vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M"},"cwe":["CWE-428"],"affected":[],"epss":{"score":0.00175,"percentile":0.06991,"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":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (0.18%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"http://download.wondershare.com/inst/pdfelement_setup_full1042.exe","source":"disclosure@vulncheck.com"},{"url":"https://www.exploit-db.com/exploits/40535","source":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/wondershare-pdfelement-privilege-escalation-via-unquoted-service-path","source":"disclosure@vulncheck.com"},{"url":"https://www.wondershare.com/","source":"disclosure@vulncheck.com"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2020-37254","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."}