Latest Cybersecurity News and Articles

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ToolShell Zero-Day Attacks on SharePoint: First Wave Linked to China, Hit High-Value Targets

More details emerged on the ToolShell zero-day attacks targeting SharePoint servers, but confusion remains over the vulnerabilities. The post ToolShell Zero-Day Attacks on SharePoint: First Wave Linked to China, Hit High-Value Targets appeared first on SecurityWeek.

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Hackers Exploit SharePoint Zero-Day Since July 7 to Steal Keys, Maintain Persistent Access

The recently disclosed critical Microsoft SharePoint vulnerability has been under exploitation as early as July 7, 2025, according to findings from Check Point Research. The cybersecurity company said it observed first exploitation attempts targeting an unnamed major Western government, with the activity intensifying on July 18 and 19, spanning government, telecommunications, and software

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Iran-Linked DCHSpy Android Malware Masquerades as VPN Apps to Spy on Dissidents

Cybersecurity researchers have unearthed new Android spyware artifacts that are likely affiliated with the Iranian Ministry of Intelligence and Security (MOIS) and have been distributed to targets by masquerading as VPN apps and Starlink, a satellite internet connection service offered by SpaceX. Mobile security vendor Lookout said it discovered four samples of a surveillanceware tool it tracks

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China-Linked Hackers Launch Targeted Espionage Campaign on African IT Infrastructure

The China-linked cyber espionage group tracked as APT41 has been attributed to a new campaign targeting government IT services in the African region. "The attackers used hardcoded names of internal services, IP addresses, and proxy servers embedded within their malware," Kaspersky researchers Denis Kulik and Daniil Pogorelov said. "One of the C2s [command-and-control servers] was a captive

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5.4M Affected by Healthcare Data Breach

Episource, a medical billing organization, has notified individuals that their personal and health data was stolen in a cyberattack. 

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Active exploitation of vulnerability affecting Microsoft Office SharePoint Server products in the UK

The NCSC is encouraging UK organisations to take immediate action to mitigate a vulnerability (CVE-2025-53770) affecting Microsoft SharePoint Server products.

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1M Adoption Agency Records Exposed

An unencrypted, non-password-protected database was discovered, associated with a prominent adoption agency. 

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Microsoft Fix Targets Attacks on SharePoint Zero-Day

On Sunday, July 20, Microsoft Corp. issued an emergency security update for a vulnerability in SharePoint Server that is actively being exploited to compromise vulnerable organizations. The patch comes amid reports that malicious hackers have used the Sharepoint flaw to breach U.S. federal and state agencies, universities, and energy companies.

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Iranian APT Targets Android Users With New Variants of DCHSpy Spyware

Iranian APT MuddyWater has been using new versions of the DCHSpy Android surveillance tool since the beginning of the conflict with Israel. The post Iranian APT Targets Android Users With New Variants of DCHSpy Spyware appeared first on SecurityWeek.

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⚡ Weekly Recap: SharePoint 0-Day, Chrome Exploit, macOS Spyware, NVIDIA Toolkit RCE and More

Even in well-secured environments, attackers are getting in—not with flashy exploits, but by quietly taking advantage of weak settings, outdated encryption, and trusted tools left unprotected. These attacks don’t depend on zero-days. They work by staying unnoticed—slipping through the cracks in what we monitor and what we assume is safe. What once looked suspicious now blends in, thanks to

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Marketing, Law Firms Say Data Breaches Impact Over 200,000 People

Cierant Corporation and Zumpano Patricios independently disclosed data breaches, each impacting more than 200,000 individuals. The post Marketing, Law Firms Say Data Breaches Impact Over 200,000 People appeared first on SecurityWeek.

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Assessing the Role of AI in Zero Trust

By 2025, Zero Trust has evolved from a conceptual framework into an essential pillar of modern security. No longer merely theoretical, it’s now a requirement that organizations must adopt. A robust, defensible architecture built on Zero Trust principles does more than satisfy baseline regulatory mandates. It underpins cyber resilience, secures third-party partnerships, and ensures uninterrupted

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Surveillance Firm Bypasses SS7 Protections to Retrieve User Location

A surveillance company was caught using an SS7 bypass technique to trick wireless carriers into divulging users’ locations. The post Surveillance Firm Bypasses SS7 Protections to Retrieve User Location appeared first on SecurityWeek.

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750,000 Impacted by Data Breach at The Alcohol & Drug Testing Service

The Alcohol & Drug Testing Service (TADTS) says personal information was stolen in a July 2024 ransomware attack. The post 750,000 Impacted by Data Breach at The Alcohol & Drug Testing Service appeared first on SecurityWeek.

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Microsoft Patches ‘ToolShell’ Zero-Days Exploited to Hack SharePoint Servers

Microsoft has started releasing updates to fix the exploited SharePoint zero-days tracked as CVE-2025-53770 and CVE-2025-53771. The post Microsoft Patches ‘ToolShell’ Zero-Days Exploited to Hack SharePoint Servers appeared first on SecurityWeek.

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Exploited CrushFTP Zero-Day Provides Admin Access to Servers

Hackers are exploiting a zero-day vulnerability in CrushFTP to gain administrative privileges on vulnerable servers via HTTPS. The post Exploited CrushFTP Zero-Day Provides Admin Access to Servers appeared first on SecurityWeek.

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PoisonSeed Hackers Bypass FIDO Keys Using QR Phishing and Cross-Device Sign-In Abuse

Cybersecurity researchers have disclosed a novel attack technique that allows threat actors to bypass Fast IDentity Online (FIDO) key protections by deceiving users into approving authentication requests from spoofed company login portals. The activity, observed by Expel as part of a phishing campaign in the wild, has been attributed to a threat actor named PoisonSeed, which was recently flagged

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Microsoft Releases Urgent Patch for SharePoint RCE Flaw Exploited in Ongoing Cyber Attacks

Microsoft on Sunday released security patches for an actively exploited security flaw in SharePoint and also released details of another vulnerability that it said has been addressed with "more robust protections." The tech giant acknowledged it's "aware of active attacks targeting on-premises SharePoint Server customers by exploiting vulnerabilities partially addressed by the July Security

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Hard-Coded Credentials Found in HPE Instant On Devices Allow Admin Access

Hewlett-Packard Enterprise (HPE) has released security updates to address a critical security flaw affecting Instant On Access Points that could allow an attacker to bypass authentication and gain administrative access to susceptible systems. The vulnerability, tracked as CVE-2025-37103, carries a CVSS score of 9.8 out of a maximum of 10.0. "Hard-coded login credentials were found in HPE

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3,500 Websites Hijacked to Secretly Mine Crypto Using Stealth JavaScript and WebSocket Tactics

A new attack campaign has compromised more than 3,500 websites worldwide with JavaScript cryptocurrency miners, marking the return of browser-based cryptojacking attacks once popularized by the likes of CoinHive.  Although the service has since shuttered after browser makers took steps to ban miner-related apps and add-ons, researchers from the c/side said they found evidence of a stealthy