{"id":"CVE-2019-15511","url":"https://www.cyber-defence.io/tools/cve/CVE-2019-15511","generatedAt":"2026-10-29T00:58:56.739Z","title":"An exploitable local privilege escalation vulnerability exists in the GalaxyClientService installed by GOG Galaxy.","description":"An exploitable local privilege escalation vulnerability exists in the GalaxyClientService installed by GOG Galaxy. Due to Improper Access Control, an attacker can send unauthenticated local TCP packets to the service to gain SYSTEM privileges in Windows system where GOG Galaxy software is installed. All GOG Galaxy versions before 1.2.60 and all corresponding versions of GOG Galaxy 2.0 Beta are affected.","published":"2019-11-21T18:15:11.000Z","lastModified":"2026-06-17T02:20:31.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.1","score":7.8,"severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-306"],"affected":["gog/galaxy"],"epss":{"score":0.00749,"percentile":0.54717,"date":"2026-10-27","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 (0.75%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://cqureacademy.com/cqure-labs/cqlabs-cve-2019-15511-broken-access-control-in-gog-galaxy","tags":["Third Party Advisory","Vendor Advisory"],"source":"cve@mitre.org"},{"url":"https://support.gog.com/hc/en-us/articles/360025458833-GOG-GALAXY-2-0-updates-and-known-issues","tags":["Release Notes","Vendor Advisory"],"source":"cve@mitre.org"},{"url":"https://cqureacademy.com/cqure-labs/cqlabs-cve-2019-15511-broken-access-control-in-gog-galaxy","tags":["Third Party Advisory","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://support.gog.com/hc/en-us/articles/360025458833-GOG-GALAXY-2-0-updates-and-known-issues","tags":["Release Notes","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2019-15511","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."}