CVE-2025-53783

CVE Database · CVE-2025-53783

· HIGHAnalyzed

CVSS v3.1

7.5

EPSS

0.76%

Published

Aug 12, 2025

Modified

Sep 3, 2025

Public PoC / Exploit (1)

Links to public security research (Exploit-DB, Nuclei, Trickest, GitHub) for defensive use only.

Description

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

CVSS Vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

Weaknesses (CWE)

CWE-122

Affected Products (8)

microsoft · dynamics_365_guides (up to 907.2505.29001.0)vulnerable

microsoft · dynamics_365_remote_assist (up to 316.2505.28001)vulnerable

microsoft · teams (up to 1.0.0.2025102802)vulnerable

microsoft · teams (up to 7.10.1)vulnerable

microsoft · teams (up to 25122.1207.3700.1444)vulnerable

microsoft · teams (up to 25122.1415.3698.6812)vulnerable

microsoft · teams_panels (up to 1.0.97.2025102203)vulnerable

microsoft · teams_phones (up to 1.0.94.2025168802)vulnerable

References (1)

Vendor Advisory