High – 7
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

PT-2025-74: Local Privilege Escalation (LPE) in Mozilla VPN

Error type:

  • CWE-269:Improper Privilege Management

Vulnerability vector:

  • Base vulnerability score (CVSSv4.0): CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
  • Severity (CVSSv4.0): 7.0 (High)

Description:

The vulnerability was identified in Mozilla VPN, versions <2.27.0 on MacOS.

The discovered vulnerability allows an attacker to escalate privileges from a normal user to root.

Vulnerability status: Confirmed by vendor

Date of vulnerability remediation: 04.06.2025

Recommendations:

  • Update to version 2.28 or higher

Additional information: Security advisory, PT SWARM article

Researcher: Egor Filatov (Positive Technologies)

Identifiers:

CVE-2025-5687

BDU:2025-06643

Vendor:

Mozilla Foundation

Vulnerable product:

Mozilla VPN

Vulnerable versions:

<2.27.0