CVE-2019-5922
CVE-2019-5922 is a high-severity vulnerability in Microsoft Teams with a CVSS 3.x base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-426.
Key facts
- Severity: High (CVSS 3.x base score 7.8)
- CVSS v2: 6.8
- EPSS exploit prediction: 5% (91st percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-426
- Affected product: Microsoft Teams
- Published:
- Last modified:
Description
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.
Frequently asked questions
- What is 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.
- How severe is CVE-2019-5922?
- CVE-2019-5922 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2019-5922 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (91st percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2019-5922?
- CVE-2019-5922 affects Microsoft Teams. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2019-5922?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2019-5922 published?
- CVE-2019-5922 was published on 2019-03-12 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:microsoft:teams:-:*:*:*:*:*:*:*
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