CVE-2022-50917

ProtonVPN 1.26.0 - Unquoted Service Path

CVSS 8.5 HIGHEPSS 0.2%CWE-428

Vexday Risk Score

21Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 8.5EPSS 0.2%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

13 Jan 2026Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

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.

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

Affected products

ProtonVPN · ProtonVPN

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References

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