What is CVE-2019-5922?

CVE-2019-5922 is a high-severity vulnerability in Microsoft Teams, classified under Untrusted Search Path. CVSS score: 7.8/10. Published 2019-03-12.

How severe is CVE-2019-5922?

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

Vulnerability in Microsoft Teams

CVE-2019-5922

Untrusted search path vulnerability in The installer of Microsoft Teams allows an attacker to gain privileges via a Trojan horse DLL in an unspecified directory.

Published 2019-03-12 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.046 (91.6th percentile), scored 2026-10-24.

Low probability of exploitation in the next 30 days, but still tracked. 92nd percentile — 91.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.046 · newest: 0.046 · change: 0.000

Affected products

Microsoft Teams
Microsoft The Installer Of Teams — versions unspecified

Weakness classification (CWE)

CWE-426 — Untrusted Search Path

References

www.securityfocus.com/bid/107200 (VDB Entry, Third Party Advisory, vdb-entry)
jvn.jp/en/jp/JVN79543573/index.html (Third Party Advisory, third-party-advisory)

Frequently asked questions

What is CVE-2019-5922?: CVE-2019-5922 is a high-severity vulnerability in Microsoft Teams, classified under Untrusted Search Path. CVSS score: 7.8/10. Published 2019-03-12.
How severe is CVE-2019-5922?: High severity. CVSS v3 base score is 7.8 out of 10.