CVE-2025-32711

CVE-2025-32711 (EchoLeak) is a zero-click AI command-injection vulnerability in Microsoft 365 Copilot that enables unauthorized data disclosure via crafted emails. The issue stems from prompt-injection techniques exploited by Copilot’s retrieval/processing flow, allowing data exfiltration from Co...

CVE-2025-32711 M365 Copilot Information Disclosure Vulnerability

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CVE-2019-12500

The Xiaomi M365 scooter 2019-02-12 before 1.5.1 allows spoofing of "suddenly accelerate" commands. This occurs because Bluetooth Low Energy commands have no server-side authentication check. Other affected commands include suddenly braking, locking, and unlocking...

BEC-ware the Phish (part 3): Detect and Prevent Incidents in M365

TL;DR Take lessons learned from investigation, such as reviewing how emails evaded existing phishing controls to update anti-malware policies. Configure Defender for Office and Defender for Cloud Apps threat and alert policies to prevent and detect email-based attacks. Don’t rely on out-of-the-bo...

M365 activation fails when app layering elastic\user layers are enabled

When publishing an App Layering image with Elastic enabled, M365 may fail to be licensed. You may find the license is missing at C:\ProgramData\Microsoft\Office\Licenses\5...

Exchange Backups failing with "Failed to access mailbox" starting September 13th, 2023

This issue is related to EX675238 listed in the Microsoft Health Dashboard, which caused some M365 environments to have issues with RESTAPI calls used to access the mailboxes externally...

Spoofing

Zoho ManageEngine Active Directory 360 versions 4315 and below, ADAudit Plus 7202 and below, ADManager Plus 7200 and below, Asset Explorer 6993 and below and 7xxx 7002 and below, Cloud Security Plus 4161 and below, Data Security Plus 6110 and below, Eventlog Analyzer 12301 and below, Exchange...

CVE-2023-35785

CVE-2023-35785 is a TFA bypass vulnerability affecting Zoho ManageEngine Active Directory 360, ADAudit Plus, ADManager Plus, Asset Explorer, Cloud Security Plus, Data Security Plus, Eventlog Analyzer, Exchange Reporter Plus, Log360, Log360 UEBA, M365 Manager/Security Plus, Recovery Manager Plus, ...

MAAD-AF - MAAD Attack Framework - An Attack Tool For Simple, Fast And Effective Security Testing Of M365 And Azure AD

MAAD-AF is an open-source cloud attack tool developed for testing security of Microsoft 365 & Azure AD environments through adversary emulation. MAAD-AF provides security practitioners easy to use attack modules to exploit configurations across different M365/AzureAD cloud-based tools & services...

Shocking Findings from the 2023 Third-Party App Access Report

Spoiler Alert: Organizations with 10,000 SaaS users that use M365 and Google Workspace average over 4,371 additional connected apps. SaaS-to-SaaS third-party app installations are growing nonstop at organizations around the world. When an employee needs an additional app to increase their...

MAL-2022-405 Malicious code in @m365-admin/utilities (npm)

--- -= Per source details. Do not edit below this line.=- Source: ghsa-malware 6653393ba05388becba1d5bac78a6fbdd082bfca80c30e6fd4d4639468469dd6 Any computer that has this package installed or running should be considered fully compromised. All secrets and keys stored on that computer should be...

Malicious code in @m365-admin/nav (npm)

--- -= Per source details. Do not edit below this line.=- Source: ghsa-malware ca8b90e02efef666370b40f0b2ad1cda6842e1d703eae103f1b15988d40bd543 Any computer that has this package installed or running should be considered fully compromised. All secrets and keys stored on that computer should be...

MAL-2022-403 Malicious code in @m365-admin/customizations (npm)

--- -= Per source details. Do not edit below this line.=- Source: ghsa-malware 67df9064253c6ee1deb2df543436530fcd9bad3b70a30eb34d838e86bcf0f29b Any computer that has this package installed or running should be considered fully compromised. All secrets and keys stored on that computer should be...

Malicious Package

Overview @m365-admin/utilities is a malicious package. The package's name is based on existing repositories, namespaces, or components used by popular companies in an effort to trick employees into downloading it, also known as 'dependency confusion'. Therefore, you're only vulnerable if this...

Malicious Package

Overview @m365-admin/nav is a malicious package. The package's name is based on existing repositories, namespaces, or components used by popular companies in an effort to trick employees into downloading it, also known as 'dependency confusion'. Therefore, you're only vulnerable if this package w...

Zoho ManageEngine M365 Manager Plus Command Injection Vulnerability

Zoho ManageEngine M365 Manager Plus is an extensive Microsoft 365 tool from Zoho India. Used to report, manage, monitor, audit and create alerts for critical activities. Zoho ManageEngine M365 Manager Plus Build 4419 Prior versions of Zoho ManageEngine M365 Manager Plus have a command injection...

Expanding High Impact Scenario Awards for Microsoft Bug Bounty Programs

We are excited to announce the addition of scenario-based bounty awards to the Dynamics 365 and Power Platform Bounty Program and M365 Bounty Program. Through these new scenario-based bounty awards, we encourage researchers to focus their research on vulnerabilities that have the highest potentia...

Expanding High Impact Scenario Awards for Microsoft Bug Bounty Programs

We are excited to announce the addition of scenario-based bounty awards to the Dynamics 365 and Power Platform Bounty Program and M365 Bounty Program. Through these new scenario-based bounty awards, we encourage researchers to focus their research on vulnerabilities that have the highest potentia...

Expanding High Impact Scenario Awards for Microsoft Bug Bounty Programs

We are excited to announce the addition of scenario-based bounty awards to the Dynamics 365 and Power Platform Bounty Program and M365 Bounty Program. Through these new scenario-based bounty awards, we encourage researchers to focus their research on vulnerabilities that have the highest potentia...

Russian State-Sponsored Cyber Actors Target Cleared Defense Contractor Networks to Obtain Sensitive U.S. Defense Information and Technology

Summary Actions to Help Protect Against Russian State-Sponsored Malicious Cyber Activity: • Enforce multifactor authentication. • Enforce strong, unique passwords. • Enable M365 Unified Audit Logs. • Implement endpoint detection and response tools. From at least January 2020, through February 202...