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CVE-2015-1769

6.6, medium Known exploited

Microsoft Windows Mount Manager Privilege Escalation Vulnerability

NVD (opens in a new tab) CVE.org (opens in a new tab) CISA KEV catalogue (opens in a new tab)
CVSS
6.6, medium medium CVSS v3.1
EPSS, next 30 days
4% higher than 90.5% of scored CVEs
Exploitation
Confirmed in the wild
Published
15 Aug 201511 years ago

Known exploited

CISA added this to the Known Exploited Vulnerabilities Catalog on 25 May 2022. US federal agencies had to remediate by 15 Jun 2022, a deadline that has passed.

Required action. Apply updates per vendor instructions.

Description

Mount Manager in Microsoft Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8, Windows 8.1, Windows Server 2012 Gold and R2, Windows RT Gold and 8.1, and Windows 10 mishandles symlinks, which allows physically proximate attackers to execute arbitrary code by connecting a crafted USB device, aka "Mount Manager Elevation of Privilege Vulnerability."

Details

Vendor
Microsoft
Product
Windows 10
Weakness
CWE-264 (opens in a new tab)
Status
Analyzed
Updated
17 Jun 2026
Assigner
secure@microsoft.com

CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References 4

Patches and fixes 1

Advisories 2

Other references 1

The kind is read from NVD's tags where present and from the shape of the URL otherwise, so treat it as a hint.

Other Microsoft CVEs

Every Microsoft CVE we hold

Same vendor in what we hold, not a known link between the flaws.

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  • CVE-2026-65660 Microsoft SharePoint Code Injection Vulnerability KEV EPSS 2% 8.8, high
  • CVE-2026-68820 Microsoft Windows Ancillary Function Driver for WinSock Use-After-Free Vulnerability KEV EPSS 0.3% 7, high
  • CVE-2026-50522 Microsoft SharePoint Deserialization of Untrusted Data Vulnerability KEV EPSS 3% 9.8, critical
  • CVE-2026-56155 Microsoft Active Directory Federation Services Insufficient Granularity of Access Control Vulnerability KEV EPSS 0.3% 7.8, high
  • CVE-2026-56164 Microsoft SharePoint Server Missing Authentication for Critical Function Vulnerability KEV EPSS 1% 9.8, critical

Beyond this page

Is CVE-2015-1769 in your network?

This page tells you how dangerous CVE-2015-1769 is out there. Whether it sits on one of your devices, only a scan of your own network can tell. That is what our systems do, every day, for the companies we protect.

CVE-2015-1769 is in the CISA catalogue of exploited vulnerabilities: attackers are already exploiting it.

  • EXYS7600 OCELOT

    Find it before attackers do

    Ocelot scans your network on a schedule and reports every vulnerability it finds by its CVE identifier, with its CVSS score and how many of your hosts are affected. A finding like CVE-2015-1769 comes with the devices to patch.

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  • EXYS7950 KONDRA

    Detect it if it's exploited

    Until the patch is applied, Kondra monitors your network, events and endpoints in real time. It keeps an inventory of the software installed on every endpoint, and its anomaly detection rules flag what an attacker does once inside.

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Check your exposure

Assembled from the NVD 2.0 API, the CISA Known Exploited Vulnerabilities Catalog and FIRST EPSS. Scores are as of our last collection on 17 Oct 2026, not the live upstream state.