CVE-2026-70266CWE-89sql-injection

CVE-2026-70266

High · published October 13, 2026

CVSS v3.1
8.8
EPSS
1%
Percentile
60.9
In the wild
Unconfirmed
What it is

Improper neutralization of special elements used in an sql command ('sql injection') in Microsoft Office SharePoint allows an authorized attacker to elevate privileges over a network.

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
CVSS v4.0
Not supplied
EPSS
0.00950 · 60.9th percentile
Weakness
CWE-89 · Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')
Published
2026-10-13T23:19Z
Affected products (1)
ProductVersionsFixed in
microsoft/sharepoint_server< 16.0.20326.2019016.0.20326.20190
References (1)
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-70266 · [email protected]
EPSS history
Timeline
  • 15 OCT 03:33Z
    EPSS moved — → 1%
    epss
  • 13 OCT 19:00Z
    Microsoft Office SharePoint Elevation of Privilege Vulnerability
    cvelistv5
  • 13 OCT 19:00Z
    Microsoft Office SharePoint Elevation of Privilege Vulnerability
    cvelistv5