CVE-2025-53783CWE-122

Microsoft Teams Remote Code Execution Vulnerability

High · published August 12, 2025

CVSS v3.1
7.5
EPSS
1%
Percentile
56.5
In the wild
Unconfirmed
What it is

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

The record
Technical detail
CVSS v3.1
7.5 · HIGH
Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
CVSS v4.0
Not supplied
EPSS
0.00812 · 56.5th percentile
Weakness
CWE-122 · Heap-based Buffer Overflow
Published
2025-08-12T17:10Z
EPSS history
Timeline
  • 12 AUG 17:10Z
    Microsoft Teams Remote Code Execution Vulnerability
    cvelistv5