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A proof-of-concept exploit published for CVE-2025-21420, a newly discovered elevation of privilege vulnerability affecting the Windows Disk Cleanup Tool (cleanmgr.exe).  The vulnerability allows attackers to escalate privileges to SYSTEM level by exploiting improper link resolution mechanisms within the SilentCleanup scheduled task, which runs with elevated privileges on Windows systems. Windows Disk Cleanup Vulnerability The vulnerability […]

The post PoC Exploit Released for Windows Disk Cleanup Tool Elevation of Privilege Vulnerability appeared first on Cyber Security News.

Discover the capabilities of Microsoft 365 Data Loss Prevention (DLP) and understand its limitations. Learn how to prevent unauthorized data access and sharing.

The post Microsoft Data Loss Prevention (DLP): Tips to Protect Your Business Following the Latest Outage appeared first on Security Boulevard.

A critical spoofing vulnerability in Microsoft Defender for Identity (MDI) allows unauthenticated attackers to escalate privileges and gain unauthorized access to Active Directory environments.  The vulnerability, designated as CVE-2025-26685, exploits the Lateral Movement Paths (LMPs) feature in the MDI sensor, enabling attackers to capture authentication credentials and potentially compromise entire organizational networks. Microsoft Defender Spoofing […]

The post Microsoft Defender Spoofing Vulnerability Allows Privilege Escalation and AD Access appeared first on Cyber Security News.

A sophisticated and increasing wave of cyberattacks now targets software developers through a little-known yet legitimate GitHub feature: the OAuth 2.0 Device Code Flow. Security experts, notably from Praetorian, have warned that threat actors are leveraging this mechanism to trick developers into surrendering access to their most sensitive code repositories and CI/CD pipelines. The attacks […]

The post Developers Beware – Sophisticated Phishing Scams Exploit GitHub Device Code Flow to Hijack Tokens appeared first on GBHackers Security | #1 Globally Trusted Cyber Security News Platform.

HashiCorp disclosed a critical security flaw (CVE-2025-4922) in its Nomad workload orchestration tool on June 11, 2025, exposing clusters to privilege escalation risks through improper ACL policy enforcement. The vulnerability, rated 8.1 CVSS, enables attackers to bypass namespace restrictions via strategic job naming conventions. Technical Analysis Nomad’s Access Control List (ACL) system uses prefix-based matching […]

The post HashiCorp Nomad ACL Lookup Flaw Allows Privilege Escalation appeared first on GBHackers Security | #1 Globally Trusted Cyber Security News Platform.

Cybersecurity professionals and business leaders are on high alert following a confirmed breach of a utility billing software provider, traced to unpatched vulnerabilities in the widely used SimpleHelp Remote Monitoring and Management (RMM) platform. The Cybersecurity and Infrastructure Security Agency (CISA) has issued a critical advisory warning that ransomware actors have leveraged these security gaps […]

The post Unpatched IT Tool Opens Door – Hackers Breach Billing Software Firm via SimpleHelp RMM appeared first on GBHackers Security | #1 Globally Trusted Cyber Security News Platform.

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