CVE-2026-59678

Summary

An Incorrect Authorization vulnerability in Linux-Gaming PortProtonQt allows any users to mount and unmount arbitrary file systems and modify the network configuration via NetworkManager.

This issue affects PortProtonQt before 0d0f0950ebd948cdf82e8c3e1ebd2bcb9b8bafbe.

Affected Software

VendorProductVersion RangeStatus
Linux-GamingPortProtonQt0 < 0d0f0950ebd948cdf82e8c3e1ebd2bcb9b8bafbeaffected

Weaknesses

  • CWE-863: CWE-863: Incorrect Authorization

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: partial

References