CVE-2025-27998 – Steam Client Local Privilege Escalation Vulnerability

The following table lists the changes that have been made to the
CVE-2025-27998 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution
of a vulnerability, and for identifying the most recent changes that may
impact the vulnerability’s severity, exploitability, or other characteristics.

  • CVE Modified
    by 134c704f-9b21-4f2e-91b3-4a467353bcc0

    May. 21, 2025

    Action Type Old Value New Value
    Added CVSS V3.1 AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    Added CWE CWE-94
  • New CVE Received
    by [email protected]

    May. 21, 2025

    Action Type Old Value New Value
    Added Description An issue in Valvesoftware Steam Client Steam Client 1738026274 allows attackers to escalate privileges via a crafted executable or DLL.
    Added Reference https://gist.github.com/sornram9254/e8d10efcf246cc50ff3d4f837b261616
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