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    CVE-2023-50915

    An issue exists in GalaxyClientService.exe in GOG Galaxy (Beta) 2.0.67.2 through 2.0.71.2 that could allow authenticated users to overwrite and corrupt critical system files via a combination of an NTFS Junction and an RPC Object Manager symbolic link and could result in a denial of service.

    Published:Apr 30, 2024
    Last Modified:Apr 15, 2026
    EPS:Apr 30, 2024
    EPSS Score:0.00158
    CVSS Score:6.5

    Affected Products

    Vendor
    Gog
    Product
    Galaxy

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-127 Directory Indexing
    CAPEC-665 Exploitation of Thunderbolt Protection Flaws

    Related CVEs

    CVE-2025-56232 (CVSS 6.8) — GOG Galaxy 2.0.0.2 suffers from Missing SSL Certificate Validation. An attacker who controls the local network…
    CVE-2022-31262 (CVSS 7.8) — An exploitable local privilege escalation vulnerability exists in GOG Galaxy 2.0.46. Due to insufficient folde…
    CVE-2021-26807 (CVSS 7.8) — GalaxyClient version 2.0.28.9 loads unsigned DLLs such as zlib1.dll, libgcc_s_dw2-1.dll and libwinpthread-1.dl…
    CVE-2020-24574 (CVSS 7.8) — The client (aka GalaxyClientService.exe) in GOG GALAXY through 2.0.41 (as of 12:58 AM Eastern, 9/26/21) allows…
    CVE-2020-7352 (CVSS 8.4) — The GalaxyClientService component of GOG Galaxy runs with elevated SYSTEM privileges in a Windows environment.…
    CVE-2020-11827 (CVSS 7.8) — In GOG Galaxy 1.2.67, there is a service that is vulnerable to weak file/service permissions: GalaxyClientServ…
    CVE-2020-15528 (CVSS 7.8) — An issue was discovered in GOG Galaxy Client 2.0.17. Local escalation of privileges is possible when a user st…
    CVE-2020-15529 (CVSS 7.8) — An issue was discovered in GOG Galaxy Client 2.0.17. Local escalation of privileges is possible when a user in…
    CVE-2019-15511 (CVSS 7.8) — An exploitable local privilege escalation vulnerability exists in the GalaxyClientService installed by GOG Gal…
    CVE-2018-4048 (CVSS 7.8) — An exploitable local privilege elevation vulnerability exists in the file system permissions of the `Temp` dir…

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High