CVE-2026-32323

Mullvad VPN for macOS: Local Privilege Escalation via unverified bundle path in installer

State
Published
Severity
7.3 High
Published
May 19, 2026
Updated
May 20, 2026
Reserved
Mar 11, 2026

Read the record on cve.org

Description

Mullvad VPN is a VPN client app for desktop and mobile. When using macOS with versions 2026.1 and below, Mullvad VPN may allow local privilege escalation during installation or upgrade. The installer package executes binaries from /Applications/Mullvad VPN.app without verifying if the bundle is attacker-controlled or that the path is the legitimate Mullvad application. A user in the admin group can pre-place a crafted application bundle at that location and may be able to achieve code execution as root. Since the issue only affected the installer, there is no immediate need for users to update if they are already running an older version. This issue has been fixed in version 2026.2-beta1.

Scores

CVSSScoreVectorSource
3.17.3 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:HGitHub_M

Weaknesses

  • CWE-427 Uncontrolled Search Path Element
  • CWE-345 Insufficient Verification of Data Authenticity
  • CWE-269 Improper Privilege Management

Affected Products

ProductVersions
mullvadvpn-appmullvad
  • < 2026.2-beta1Affected

References

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