CVE-2025-53783
HIGHMicrosoft Teams - Buffer Overflow
Title source: llmDescription
Heap-based buffer overflow in Microsoft Teams allows an unauthorized attacker to execute code over a network.
Exploits (1)
nomisec
WRITEUP
by ksgassama-lab · poc
https://github.com/ksgassama-lab/MSTeams---Vulnerability---Remediation
Scores
CVSS v3
7.5
EPSS
0.0009
EPSS Percentile
25.8%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Details
CWE
CWE-122
Status
published
Products (8)
microsoft/dynamics_365_guides
< 907.2505.29001.0
microsoft/dynamics_365_remote_assist
< 316.2505.28001
microsoft/teams
< 1.0.0.2025102802
microsoft/teams
< 25122.1207.3700.1444
microsoft/teams
< 25122.1415.3698.6812
microsoft/teams
< 7.10.1
microsoft/teams_panels
< 1.0.97.2025102203
microsoft/teams_phones
< 1.0.94.2025168802
Published
Aug 12, 2025
Tracked Since
Feb 18, 2026