CVE-2025-53783

HIGH EPSS 50.5%
Published Aug 12, 202510mo ago ยท Modified Jun 17, 20261w ago
7.5 CVSS 3.1
High
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Published Aug 12, 2025 10mo ago
Last Modified Jun 17, 2026 1w ago

Description

Heap-based buffer overflow in Microsoft Teams allows an unauthorized attacker to execute code over a network.

CVSS Details

Base Score
7.5
Exploitability
1.6
Impact
5.9
Vector string
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity High
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality High
Integrity High
Availability High

Threat Intelligence

EPSS Exploit Probability
50.5% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-122

Affected Products 8

VendorProductVersionRange
microsoftdynamics_365_guides* <907.2505.29001.0
microsoftdynamics_365_remote_assist* <316.2505.28001
microsoftteams* <1.0.0.2025102802
microsoftteams* <7.10.1
microsoftteams* <25122.1207.3700.1444
microsoftteams* <25122.1415.3698.6812
microsoftteams_panels* <1.0.97.2025102203
microsoftteams_phones* <1.0.94.2025168802

References 1

  • msrc.microsoft.com https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-53783
    Vendor Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.