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CVE-2026-33843 - Microsoft Azure Active Directory B2C Elevation of Privilege Vulnerability
CVE ID :CVE-2026-33843 Published : May 22, 2026, 10:03 p.m. | 56 minutes ago Description :None Severity: 9.1 | CRITICAL Visit the link for more details, such as CVSS details, affected products, timeline, an
CVE-2026-41090 - Microsoft Copilot Tampering Vulnerability
CVE ID :CVE-2026-41090 Published : May 22, 2026, 10:03 p.m. | 56 minutes ago Description :None Severity: 9.3 | CRITICAL Visit the link for more details, such as CVSS details, affected products, timeline, an
CVE-2026-23652 - Microsoft Power Pages Remote Code Execution Vulnerability
CVE ID :CVE-2026-23652 Published : May 22, 2026, 10:03 p.m. | 56 minutes ago Description :None Severity: 10.0 | CRITICAL Visit the link for more details, such as CVSS details, affected products, timeline, a
Microsoft recognized as a Leader in The Forrester Wave™ for Workforce Identity Security Platforms
Microsoft has been recognized as a Leader in The Forrester Wave™: Workforce Identity Security Platforms, Q2 2026, receiving the highest scores in both the current offering and strategy categories. The post Microsoft reco
From edge appliance to enterprise compromise: Multi-stage Linux intrusion via F5 and Confluence
A multi-stage attack on Linux devices began with an exposed F5 BIG-IP edge appliance and pivoted to an internal Confluence server for credential theft and identity compromise. Learn how the threat actor attempted Kerbero
CISA Warns of Microsoft Defender 0-Day Vulnerabilities Exploited in Attacks
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has added two critical Microsoft Defender vulnerabilities to its Known Exploited Vulnerabilities (KEV) catalog, warning organizations of active exploitatio
Microsoft Security success stories: How St. Luke’s and ManpowerGroup are securing AI foundations
How Frontier firms secure AI at scale: read how Microsoft customers embed governance, identity, and cloud security to make protection an enabler of AI growth. The post Microsoft Security success stories: How St. Luke’s a
FBI Warns of Kali365 Attacking Microsoft 365 Users to Steal Logins and Bypass MFA
The FBI has issued a new cybersecurity warning about a rapidly emerging phishing-as-a-service (PhaaS) platform named Kali365, which is actively targeting Microsoft 365 users to steal access tokens and bypass multi-factor
Google Publishes Exploit Code for Unfixed Chromium Bug Exposing Millions of Users
Google has publicly released proof-of-concept (PoC) exploit code for a critical, still-unpatched vulnerability in the Chromium codebase, potentially exposing millions of users across Chrome, Microsoft Edge, and other Chr
U.S. CISA adds Microsoft and Adobe flaws to its Known Exploited Vulnerabilities catalog
U.S. Cybersecurity and Infrastructure Security Agency (CISA) adds Microsoft and Adobe flaws to its Known Exploited Vulnerabilities catalog. The U.S. Cybersecurity and Infrastructure Security Agency (CISA) added Windows S
Hackers Use Fake Microsoft Teams Downloads to Deploy ValleyRAT Malware
Hackers have been caught running a deceptive campaign that uses fake Microsoft Teams download websites to trick users into installing ValleyRAT, a remote access trojan capable of stealing data, logging keystrokes, and ta
Microsoft Defender vulnerabilities are being exploited in the wild
CISA added seven known exploited vulnerabilities to its KEV catalog, including two Microsoft Defender flaws.
What’s new in Microsoft Security: May 2026
Microsoft Security’s latest updates extend visibility, control, and protection across expanding ecosystems as organizations accelerate AI adoption. The post What’s new in Microsoft Security: May 2026 appeared first on Mi
CVE-2026-45584
Currently trending CVE - Hype Score: 10 - Heap-based buffer overflow in Microsoft Defender allows an unauthorized attacker to execute code over a network.
Microsoft Warns of Two Actively Exploited Defender Vulnerabilities
Microsoft has disclosed that a privilege escalation and a denial-of-service flaw in Defender has come under active exploitation in the wild. The former, tracked as CVE-2026-41091, is rated 7.8 on the CVSS scoring system
CVE-2026-45498
Currently trending CVE - Hype Score: 11 - Microsoft Defender Denial of Service Vulnerability
CVE-2026-41091
Currently trending CVE - Hype Score: 11 - Improper link resolution before file access ('link following') in Microsoft Defender allows an authorized attacker to elevate privileges locally.
Microsoft Patches Exploited UnDefend and RedSun Defender Zero-Days
The bugs could be exploited to elevate privileges to System or create a denial-of-service (DoS) condition. The post Microsoft Patches Exploited UnDefend and RedSun Defender Zero-Days appeared first on SecurityWeek.
New Microsoft Defender 0‑Days Actively Exploited in the Wild
Two newly disclosed Microsoft Defender vulnerabilities are being actively exploited in the wild, enabling local attackers to elevate privileges to SYSTEM and potentially disrupt endpoint protection across Windows environ
Microsoft warns of new Defender zero-days exploited in attacks
On Wednesday, Microsoft started rolling out security patches for two Defender vulnerabilities that have been exploited in zero-day attacks. [...]