CVE-2023-21742CWE-284

Microsoft SharePoint Server Remote Code Execution Vulnerability

High · published January 10, 2023

Patch now

High probability of exploitation

CVSS calls it high at 8.8. It sits in the 99.0th percentile for exploit probability.

CVSS v3.1
8.8
EPSS
56%
Percentile
99.0
In the wild
Unconfirmed
What it is

Microsoft SharePoint Server Remote Code Execution Vulnerability

The record
Technical detail
CVSS v3.1
8.8 · HIGH
Vector
CVSS:3.1/AV:N/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
0.55786 · 99.0th percentile
Weakness
CWE-284 · Improper Access Control
Published
2023-01-10T00:00Z
EPSS history
Timeline
  • 10 JAN 00:00Z
    Microsoft SharePoint Server Remote Code Execution Vulnerability
    cvelistv5