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CVE-2026-59678: CWE-863: Incorrect Authorization in Linux-Gaming PortProtonQt

0
High
VulnerabilityCVE-2026-59678cvecve-2026-59678cwe-863
Published: 07/23/2026 (07/23/2026, 06:48:56 UTC)
Source: CVE Database V5
Vendor/Project: Linux-Gaming
Product: PortProtonQt

Description

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.

CVSS v4.0

Score 7.1high

Attack Vector
Local
Attack Complexity
Low
Attack Requirements
None
Privileges Required
None
User Interaction
None
Vuln. Confidentiality
Low
Vuln. Integrity
High
Vuln. Availability
High
Subsq. Confidentiality
None
Subsq. Integrity
None
Subsq. Availability
None
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:L/VI:H/VA:H/SC:N/SI:N/SA:N

Technical Details

Data Version
5.2
Assigner Short Name
suse
Date Reserved
2026-07-06T11:59:28.118Z
Cvss Version
4.0
State
PUBLISHED
Remediation Level
null

Threat ID: 6a61c4bf9c2644c7f8a08bd5

Added to database: 07/23/2026, 07:37:35 UTC

Last updated: 07/23/2026, 07:37:35 UTC

Views: 1

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