CVE-2022-50917

HIGH 7.8

ProtonVPN 1.26.0 - Unquoted Service Path

CVSS Score

7.8

EPSS Score

0.0%

EPSS Percentile

0th

ProtonVPN 1.26.0 contains an unquoted service path vulnerability in its WireGuard service configuration that allows local attackers to potentially execute arbitrary code. Attackers can exploit the unquoted path by placing malicious executables in specific file system locations to gain elevated privileges during service startup.

CWE	CWE-428
Vendor	protonvpn
Product	protonvpn
Published	Jan 13, 2026
Last Updated	Apr 7, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Affected Versions

ProtonVPN / ProtonVPN

1.26.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗

exploit-db.com: https://www.exploit-db.com/exploits/50837 protonvpn.com: https://protonvpn.com/ vulncheck.com: https://www.vulncheck.com/advisories/protonvpn-unquoted-service-path

Credits

gemreda (@gemredax)