What is CVE-2023-50446?

CVE-2023-50446 is a high-severity vulnerability in Mullvad Vpn, classified under Incorrect Permission Assignment for Critical Resource. CVSS score: 7.8/10. Published 2023-12-10.

How severe is CVE-2023-50446?

High severity. CVSS v3 base score is 7.8 out of 10.

Vulnerability in Mullvad Vpn

CVE-2023-50446

An issue was discovered in Mullvad VPN Windows app before 2023.6-beta1. Insufficient permissions on a directory allow any local unprivileged user to escalate privileges to SYSTEM.

Published 2023-12-10 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.002 (16.0th percentile), scored 2026-09-24.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 16th percentile — 16.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000

Affected products

Mullvad Vpn

Weakness classification (CWE)

CWE-732 — Incorrect Permission Assignment for Critical Resource

References

github.com/mullvad/mullvadvpn-app/pull/5398 (Patch, Vendor Advisory)
github.com/mullvad/mullvadvpn-app/releases/tag/2023.6-beta1 (Release Notes)
github.com/mullvad/mullvadvpn-app/releases/tag/2023.6 (Release Notes)

Frequently asked questions

What is CVE-2023-50446?: CVE-2023-50446 is a high-severity vulnerability in Mullvad Vpn, classified under Incorrect Permission Assignment for Critical Resource. CVSS score: 7.8/10. Published 2023-12-10.
How severe is CVE-2023-50446?: High severity. CVSS v3 base score is 7.8 out of 10.