CVE-2026-59678

portprotonqt allows any users to mount and unmount arbitrary file systems and modify the network configuration via NetworkManager

State: Published
Severity: 7.1 High
Published: Jul 23, 2026
Updated: Jul 23, 2026
Reserved: Jul 6, 2026

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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.

Scores

CVSS	Score	Vector	Source
4.0	7.1 High	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	suse

Weaknesses

CWE-863 Incorrect Authorization

Affected Products

Product	Versions
PortProtonQtLinux-Gaming	before 0d0f0950ebd948cdf82e8c3e1ebd2bcb9b8bafbeAffected

References

https://bugzilla.suse.com/show_bug.cgi?id=CVE-2026-59678

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