vulntracker.iovulntracker.io
© 2026 vulntracker.io

CVE-2026-45648

Windows Active Directory Domain Services Remote Code Execution Vulnerability

HIGH
8.8
CVSS Score
Published: June 9, 2026 at 05:04 PM UTC
Updated: July 23, 2026 at 07:32 PM UTC
2 products affected across 1 vendorWindows Server 2022Windows Server 2025

Using Windows Server 2022 by Microsoft?

Get instant alerts when new vulnerabilities affect Windows Server 2022 - before attackers find them.

Real-time alertsTrack your software stackFree plan available
Start FreeSign In
Severity
HIGH8.8
Exploit prediction
EPSS 1%
SSVC
No known exploit

Description

Stack-based buffer overflow in Active Directory Domain Services allows an authorized attacker to execute code over a network.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Windows Server 2022· Microsoft
95%
v < 10.0.20348.525610.0.20348.0 ≤ v < 10.0.20348.525610.0.20348.0
Affected range stops below 10.0.20348.5256, so it looks safe — our inference, not a vendor statement
Windows Server 2025· Microsoft
95%
v < 10.0.26100.3299510.0.26100.0 ≤ v < 10.0.26100.3299510.0.26100.0
Affected range stops below 10.0.26100.32995, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

Vendor AdvisoryPatch
Source: [email protected]
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45648

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.8HIGHmicrosoft
Vector?

Quick Info

StatusANALYZED
CWE
CWE-121

Get alerted

Stop reading CVE feeds looking for your own stack

Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.

Create accountSign in
Free plan, no card