792 questions with Microsoft Security | Microsoft Defender | Other tags

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5 answers

Unable to Add Quotes to ImagePath for Microsoft Defender Services (Sense and DefenderUpdateSvc) - Unquoted Service Path Vulnerability

Hello Team, We are addressing a vulnerability reported by Tenable Nessus: Plugin ID: 63155 Plugin Name: Microsoft Windows Unquoted Service Path Enumeration The scan identifies the following Microsoft Defender services as having unquoted service…

Microsoft Security | Microsoft Defender | Other
asked 2026-09-22T11:28:05.8666667+00:00
Rahul Borse 30 Reputation points
commented 2026-10-13T11:10:16.4666667+00:00
Christopher Ingram 5 Reputation points
1 answer

Vulnerability: Qualys QID 105484 - Windows Unquoted/Trusted Service Paths Privilege Escalation Security Issue, Source: Windows Defender

Hi TEAM After the installation of Windows 10/11 - Update for Microsoft Defender for Endpoint - KB5005292 (Version 10.8838.26060.15013) - Current Channel (Broad), Qualys started reporting affected devices as vulnerable. The behavior appears to be related…

Microsoft Security | Microsoft Defender | Other
asked 2026-10-12T19:17:30.31+00:00
Jose Saucedo 0 Reputation points
answered 2026-10-12T19:19:19.3066667+00:00

AI answer

0 answers

Microsoft Defender blocked by enforced App Control policy

Hello, I need help fixing Microsoft Defender on my personal Windows 11 Pro 25H2 laptop. Windows Defender is not running, and protection updates fail with error 800106ba. Starting the WinDefend service fails. Code Integrity Event ID 3077 shows that the…

Microsoft Security | Microsoft Defender | Other
asked 2026-10-11T14:39:21.15+00:00
Rainer Talosig 0 Reputation points
0 answers

Cant get responses for me account escalation SIR

I have an SIR case but we cant get responses because it is hacked and it needs to be sent to a different email SIR24808881

Microsoft Security | Microsoft Defender | Other
asked 2026-10-11T06:45:09.5133333+00:00
James Landless 0 Reputation points
2 answers

About The Newest Computer Viruses In 2026?

Is the owners of the M.D.A. aware of newest computer viruses in 2026?,and can the installed M.D.A. handle it?,when rivals claim the M.D.A. is not made to handle it?,and the rivals claim by using their free antivirus that it can handle the newest computer…

Microsoft Security | Microsoft Defender | Other
asked 2026-10-11T02:46:26.8733333+00:00
maroner pierre 45 Reputation points
answered 2026-10-11T03:33:46.2033333+00:00
Marcin Policht 110.3K Reputation points MVP Volunteer Moderator
0 answers

Windows 11 Smart App Control / WDAC blocking standard Python binaries (_socket.pyd, _wmi.pyd) in open-source apps (QGIS)

Hello Microsoft Support Team, I am facing a persistent issue where Windows Defender Application Control (WDAC) / Smart App Control (SAC) is blocking legitimate open-source binary files (.pyd / .dll) required by QGIS (Version 3.44.15). Even after…

Microsoft Security | Microsoft Defender | Other
asked 2026-10-10T05:46:46.45+00:00
BIPUL KISHOR 40 Reputation points
1 answer One of the answers was accepted by the question author.

Security Updates for Windows 10

My Windows 10 PC is enrolled for ESU and KB5126256 is installed, but I am no longer receiving security updates using Windows Update. The last security update I received using Windows Update was KB2267602 (version 1.459.576.0) which was created on 6…

Microsoft Security | Microsoft Defender | Other
asked 2026-10-08T11:11:18.6166667+00:00
John -PC 120 Reputation points
accepted 2026-10-09T08:31:01.8233333+00:00
John -PC 120 Reputation points
0 answers

BUG: After the Microsoft Defender Antivirus update - KB2267602 (version 1.459.576.0) no more updates this KB show in Windows update

After the Microsoft Defender Antivirus update - KB2267602 (version 1.459.576.0) on October 6, 2026, the antivirus definition updates via Windows Update no longer work. You have to either force the update manually from the antivirus settings or wait for…

Microsoft Security | Microsoft Defender | Other
asked 2026-10-08T18:43:02.1966667+00:00
rhadamantys 70 Reputation points
0 answers

Norton Virus Scan Not Finding Threats – What Steps Should I Follow?

Norton Antivirus may fail to detect a virus because of outdated virus definitions, disabled real-time protection, or an incomplete scan. Update Norton, enable real-time protection, restart your device, and run a Full System Scan.

Microsoft Security | Microsoft Defender | Other
asked 2026-10-08T13:16:28.02+00:00
Vferdsr Beertyu 0 Reputation points
1 answer

What Is The Worst Computer Virus One Can Get?

While only relying only on the M.D.A. as my only line of defense?,can it handle the worst computer virus one can get in 2026?,after many claims were made that the M.D.A. can handle the worst computer virus one can get,only to notice one of my downloaded…

Microsoft Security | Microsoft Defender | Other
asked 2026-10-08T03:52:52.9466667+00:00
maroner pierre 45 Reputation points
answered 2026-10-08T12:08:57.8166667+00:00
Marcin Policht 110.3K Reputation points MVP Volunteer Moderator
1 answer One of the answers was accepted by the question author.

How to find devices running DfE via MMA

When I log into the Defender Portal I am greeted with a yellow warning banner: I am not aware that we ever installed MMA anywhere. How can I find out which devices the banner is referring to?

Microsoft Security | Microsoft Defender | Other
asked 2026-10-07T12:55:33.9233333+00:00
Tilman Schmidt 300 Reputation points
accepted 2026-10-08T07:06:12.64+00:00
Tilman Schmidt 300 Reputation points
0 answers

Dal giorno 26/10/26 non ricevo aggiornamenti delle definizioni Defender?

Da giorno 26/10/non ricevo aggiornamenti delle definizioni Update? Ultimo è il seguente: Aggiornamento dell'intelligence sulla sicurezza per Microsoft Defender Antivirus -2267602 KB (versione 1.459.576.0) - Canale corrente (Generico) Ho eseguito tutti i…

Microsoft Security | Microsoft Defender | Other
asked 2026-10-07T20:17:48.11+00:00
Peter Esaltato 0 Reputation points
1 answer

Windows Defender full scan showing “Last scan not available” after completing with no threats found.

- Gathered details about Windows Defender quick scan and full scan behavior - Checked whether any error message was displayed during the full scan - Quick scan completes success - Requested screenshot of the “Last scan not available” message …

Microsoft Security | Microsoft Defender | Other
asked 2026-10-06T08:09:20.18+00:00
Sanjib Pradhan 0 Reputation points
answered 2026-10-06T08:09:37.1+00:00

AI answer

1 answer

Defender UWP App: "Something went wrong" on Credit Monitoring (Isolated to specific Local Profile)

Details: Hello, I am experiencing a persistent state-sync bug within the standalone Microsoft Defender app on Windows 11. Whenever I click on Credit Monitoring or Dark Web Monitoring, I instantly receive the error: "Something went wrong. Wait a bit…

Microsoft Security | Microsoft Defender | Other
asked 2026-05-28T00:27:57.4966667+00:00
Richard Hammers 70 Reputation points
answered 2026-10-05T23:08:43.32+00:00
Richard Hammers 70 Reputation points
0 answers

I cant log in to microsoft defender.

I was having issues with defender, so I repaired it, then tried again, I have reset it, still nothing, I have uninstalled and reinstalled it, nothing. I am connected to the internet. All I get is this screen telling me that I am unable to log in. Any…

Microsoft Security | Microsoft Defender | Other
asked 2026-06-24T13:34:52.2466667+00:00
Anon432 5 Reputation points
commented 2026-10-05T13:27:20.38+00:00
kirollos salama 0 Reputation points
0 answers

Vulnerability in OpenSSL (CVE-2026-28387) Path(s) : C:\Program Files\WindowsApps\Microsoft.MicrosoftOfficeHub_19.2608.49021.0_x64__8wekyb3d8bbwe\libssl-3-x64.dll

Vulnerability in OpenSSL (CVE-2026-28387) Vulnerability in OpenSSL (CVE-2026-28387) Path(s) : C:\Program Files\WindowsApps\Microsoft.MicrosoftOfficeHub_19.2608.49021.0_x64__8wekyb3d8bbwe\libssl-3-x64.dll

Microsoft Security | Microsoft Defender | Other
asked 2026-08-28T03:50:42.38+00:00
Sachin Nimsarkar 0 Reputation points
1 answer One of the answers was accepted by the question author.

How do I delete Protection History in the windows defender?

Hello, Recently my windows defender protection history log has been getting larger and larger. Every time I open it it takes 5 minutes to load. I have tried: Deleting C:\ProgramData\Microsoft\Windows Defender\Scans\History in safemode (after turning…

Microsoft Security | Microsoft Defender | Other
asked 2026-10-03T14:59:05.96+00:00
mm 20 Reputation points
commented 2026-10-04T13:18:24.1066667+00:00
mm 20 Reputation points
0 answers

Does The M.D.A. Detect More in 2026, Or Still Continues on By Detecting Less?

I have the installed M.D.A. as my only line of defense and noticed in various 2026 websites run by security experts who claim that the M.D.A. in 2026 has been showing by detecting less than more and the security experts then added by saying that using a…

Microsoft Security | Microsoft Defender | Other
asked 2026-10-04T03:10:07.6666667+00:00
maroner pierre 45 Reputation points
1 answer

Waiting on Analysis for Malware File

I submitted a file for malware analysis and it's been in the pending state for 3 weeks. Is there another place to submit the file to make sure it gets checked. My submission ID is  [Removed PII]

Microsoft Security | Microsoft Defender | Other
asked 2026-09-16T20:41:17.9133333+00:00
Siebenhaar, Daniel 0 Reputation points
edited the question 2026-10-02T09:10:05.6966667+00:00
Ana Mihaila (BLUEHAWK LLC) 0 Reputation points Microsoft External Staff Moderator
0 answers

how do I access windows defender

I am not able to access windows defender on my computer.

Microsoft Security | Microsoft Defender | Other
asked 2026-10-02T08:56:15.6066667+00:00
Richard Janes 0 Reputation points
commented 2026-10-02T08:57:48.01+00:00
Richard Janes 0 Reputation points