How severe is CVE-2024-41138?

CVE-2024-41138 has a CVSS 3.x base score of 7.1, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2024-41138 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (55th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-41138?

CVE-2024-41138 affects Microsoft Teams. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-41138?

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.

Does CVE-2024-41138 have an EU (EUVD) identifier?

Yes. CVE-2024-41138 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-38896.

When was CVE-2024-41138 published?

CVE-2024-41138 was published on 2024-12-18 and last updated on 2026-06-17.

CVE-2024-41138

CVE-2024-41138 is a high-severity vulnerability in Microsoft Teams with a CVSS 3.x base score of 7.1. 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-347.

Key facts

Severity: High (CVSS 3.x base score 7.1)
EPSS exploit prediction: 1% (55th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-38896
Weakness: CWE-347
Affected product: Microsoft Teams
Published: 2024-12-18
Last modified: 2026-06-17

Description

A library injection vulnerability exists in the com.microsoft.teams2.modulehost.app helper app of Microsoft Teams (work or school) 24046.2813.2770.1094 for macOS. A specially crafted library can leverage Teams's access privileges, leading to a permission bypass. A malicious application could inject a library and start the program to trigger this vulnerability and then make use of the vulnerable application's permissions.

Frequently asked questions

What is CVE-2024-41138?: A library injection vulnerability exists in the com.microsoft.teams2.modulehost.app helper app of Microsoft Teams (work or school) 24046.2813.2770.1094 for macOS. A specially crafted library can leverage Teams's access privileges, leading to a permission bypass. A malicious application could inject a library and start the program to trigger this vulnerability and then make use of the vulnerable application's permissions.
How severe is CVE-2024-41138?: CVE-2024-41138 has a CVSS 3.x base score of 7.1, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2024-41138 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (55th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-41138?: CVE-2024-41138 affects Microsoft Teams. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-41138?: 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.
Does CVE-2024-41138 have an EU (EUVD) identifier?: Yes. CVE-2024-41138 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-38896.
When was CVE-2024-41138 published?: CVE-2024-41138 was published on 2024-12-18 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:microsoft:teams:24046.2813.2770.1094:*:*:*:*:macos:*:*

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