CVE-2026-87695CWE-829

CVE-2026-87695

High · published October 13, 2026

CVSS v3.1
7.8
EPSS
0%
Percentile
13.8
In the wild
Unconfirmed
What it is

Inclusion of functionality from untrusted control sphere in Microsoft Exchange Server allows an authorized attacker to elevate privileges locally.

The record
Technical detail
CVSS v3.1
7.8 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00236 · 13.8th percentile
Weakness
CWE-829 · Inclusion of Functionality from Untrusted Control Sphere
Published
2026-10-13T23:21Z
References (1)
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-87695 · [email protected]
EPSS history
Timeline
  • 15 OCT 03:35Z
    EPSS moved — → 0%
    epss
  • 13 OCT 19:01Z
    Microsoft Exchange Server Elevation of Privilege Vulnerability
    cvelistv5
  • 13 OCT 19:01Z
    Microsoft Exchange Server Elevation of Privilege Vulnerability
    cvelistv5