CVE-2026-83870CWE-125

CVE-2026-83870

Medium · published October 13, 2026

CVSS v3.1
5.5
EPSS
0%
Percentile
31.6
In the wild
Unconfirmed
What it is

Out-of-bounds read in Windows Aggregated Data Platform Service allows an authorized attacker to disclose information locally.

The record
Technical detail
CVSS v3.1
5.5 · MEDIUM
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CVSS v4.0
Not supplied
EPSS
0.00387 · 31.6th percentile
Weakness
CWE-125 · Out-of-bounds Read
Published
2026-10-13T23:20Z
Affected products (8)
ProductVersionsFixed in
microsoft/windows_11_24h2< 10.0.26100.971110.0.26100.9711
microsoft/windows_11_24h2< 10.0.26100.971110.0.26100.9711
microsoft/windows_11_25h2< 10.0.26200.971110.0.26200.9711
microsoft/windows_11_25h2< 10.0.26200.971110.0.26200.9711
microsoft/windows_11_26h1< 10.0.28000.323110.0.28000.3231
microsoft/windows_11_26h1< 10.0.28000.323110.0.28000.3231
microsoft/windows_11_26h2< 10.0.26300.971110.0.26300.9711
microsoft/windows_11_26h2< 10.0.26300.971110.0.26300.9711
References (1)
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-83870 · [email protected]
EPSS history
Timeline
  • 15 OCT 03:34Z
    EPSS moved — → 0%
    epss
  • 13 OCT 19:00Z
    Windows Aggregated Data Platform Service Information Disclosure Vulnerability
    cvelistv5
  • 13 OCT 19:00Z
    Windows Aggregated Data Platform Service Information Disclosure Vulnerability
    cvelistv5