What is CVE-2020-22809?

CVE-2020-22809 is a high-severity vulnerability in Windscribe, classified under Unquoted Search Path or Element. CVSS score: 7.8/10. Published 2021-05-10.

How severe is CVE-2020-22809?

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

Vulnerability in Windscribe

CVE-2020-22809

In Windscribe v1.83 Build 20, 'WindscribeService' has an Unquoted Service Path that facilitates privilege escalation.

Published 2021-05-10 · 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: 0.004 (31.3th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 31st percentile — 31.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Windscribe — versions 1.83.20

Weakness classification (CWE)

CWE-428 — Unquoted Search Path or Element

References

www.exploit-db.com/exploits/48306 (Exploit, VDB Entry, Third Party Advisory)

Frequently asked questions

What is CVE-2020-22809?: CVE-2020-22809 is a high-severity vulnerability in Windscribe, classified under Unquoted Search Path or Element. CVSS score: 7.8/10. Published 2021-05-10.
How severe is CVE-2020-22809?: High severity. CVSS v3 base score is 7.8 out of 10.