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Microsoft Entra ID Flaw (CVSS 10.0) Exploited in Wild, Allows Remote Code Execut

BACKGROUND
1 SIGNALFIRST DETECTED 21 August 2026
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How the story developed
Other feeds and industry voices
21 Aug
Microsoft warns of max severity Entra ID flaw exploited in attacks

Microsoft has patched a maximum-severity vulnerability in the Entra ID identity and access management (IAM) platform that has been exploited in attacks. [...]

REPORT · WHAT · BleepingComputerOPEN STORY
18 Sept
Microsoft Patches CVSS 10.0 Azure AI Foundry Flaw Enabling Unauthorized Privilege Escalation

Microsoft has released fixes for a maximum-severity security flaw in Azure AI Foundry that could be exploited to achieve privilege escalation. No customer action is required. The

REPORT · WHAT · The Hacker NewsOPEN STORY
15 May
Microsoft warns of Exchange zero-day flaw exploited in attacks

On Thursday, Microsoft shared mitigations for a high-severity Exchange Server vulnerability exploited in attacks that allow threat actors to execute arbitrary code via cross-site

REPORT · HOW · BleepingComputerOPEN STORY
14 Aug
SharePoint CVE‑2026‑55040: JWT Bypass Exploited Worldwide – Patch Now

<h2> Threat Overview </h2> <p>🚨 Microsoft SharePoint now has a critical flaw, CVE-2026-55040, that has already started being exploited in the wild.<br /> ⚠️ The vulnerability

REPORT · HOW · Dev.toOPEN STORY
14 May
Cisco warns of new critical SD-WAN flaw exploited in zero-day attacks

Cisco is warning that a critical Catalyst SD-WAN Controller authentication bypass flaw, tracked as CVE-2026-20182, was actively exploited in zero-day attacks that allowed

REPORT · WHAT · BleepingComputerOPEN STORY
15 May
On-Prem Microsoft Exchange Server CVE-2026-42897 Exploited via Crafted Email

Microsoft has disclosed a new security vulnerability impacting on-premise versions of Exchange Server that it said has come under active exploitation in the wild. The

REPORT · WHO · The Hacker NewsOPEN STORY
6 Oct
CVE-2026-65660: a SharePoint code injection reachable with an ordinary user account

<h1> CVE-2026-65660: a SharePoint code injection reachable with an ordinary user account </h1> <p>SharePoint is rarely treated as a perimeter system, which is why a flaw in it

REPORT · WHAT · Dev.toOPEN STORY
28 Apr
Microsoft Confirms Active Exploitation of Windows Shell CVE-2026-32202

Microsoft on Monday revised its advisory for a now-patched, high-severity security flaw impacting Windows Shell to acknowledge that it has been actively exploited in the wild. The

REPORT · HOW · The Hacker NewsOPEN STORY
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