CVE-2023-36744CWE-502

Microsoft Exchange Server Remote Code Execution Vulnerability

High · published September 12, 2023

Patch now

High probability of exploitation

CVSS calls it high at 8.0. It sits in the 99.1th percentile for exploit probability.

CVSS v3.1
8.0
EPSS
57%
Percentile
99.1
In the wild
Unconfirmed
What it is

Microsoft Exchange Server Remote Code Execution Vulnerability

The record
Technical detail
CVSS v3.1
8.0 · HIGH
Vector
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
CVSS v4.0
Not supplied
EPSS
0.57112 · 99.1th percentile
Weakness
CWE-502 · Deserialization of Untrusted Data
Published
2023-09-12T16:58Z
EPSS history
Timeline
  • 15 SEP 03:13Z
    EPSS moved 82% → 62%
    epss
  • 12 SEP 16:58Z
    Microsoft Exchange Server Remote Code Execution Vulnerability
    cvelistv5