Latest cybersecurity reporting from selected sources.

Hackers are targeting developers by exploiting the critical vulnerability CVE-2025-11953 in the Metro server for React Native to deliver malicious payloads for Windows and Linux. [...]

Hackers are targeting developers by exploiting the critical vulnerability CVE-2025-11953 in the Metro server for React Native to deliver malicious payloads for Windows and Linux. [...]

Threat actors with ties to China exploited the ToolShell security vulnerability in Microsoft SharePoint to breach a telecommunications company in the Middle East after it was publicly disclosed and patched in July 2025

Microsoft Urges Immediate Mitigation as State Actors Target SharePoint FlawHackers breached a sensitive database containing office locations and personal details of elected officials and staff in Canada's House of Commons. Hackers were able to "exploit a recent Microsoft vulnerability," according to an internal email sent to members and staff.

Ransomware gangs have recently joined ongoing attacks targeting a Microsoft SharePoint vulnerability chain, part of a broader exploitation campaign that has already led to the breach of at least 148 organizations worldwide. [...]

US DOE among breached government agencies More than 400 organizations have been compromised in the Microsoft SharePoint attack, according to Eye Security, which initially sounded the alarm on the mass exploitation last Friday, even before Redmond confirmed the critical vulnerabilities.…

Unknown threat actors have breached the National Nuclear Security Administration's network in attacks exploiting a recently patched Microsoft SharePoint zero-day vulnerability chain. [...]

Unknown threat actors have reportedly breached the National Nuclear Security Administration's (NNSA) network in attacks exploiting a recently patched Microsoft SharePoint zero-day vulnerability chain. [...]

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.

CISA Advisory Says Threat Actors Stole App Secrets in Azure-Hosted Backup PlatformA suspected Chinese state hacking group linked to last year’s telecom intrusions breached Commvault’s Microsoft Azure environment, exposing sensitive Microsoft 365 credentials and reigniting fears over U.S. cloud infrastructure vulnerabilities and default security settings.

Cybersecurity researchers have flagged a new malicious campaign related to the North Korean state-sponsored threat actor known as Kimsuky that exploits a now-patched vulnerability impacting Microsoft Remote Desktop Services to gain initial access

Also: Google Fixes YouTube Vulnerabilities That Could Have Exposed User EmailsThis week: Microsoft, Ivanti and Google release fixes for critical vulnerabilities and urge priority patching; Lee Enterprises confirms a cyberattack disrupted newspaper operations; and thousands of KerioControl Firewalls exposed to critical remote code execution flaws.

Software vendor Trimble is warning that hackers are exploiting a Cityworks deserialization vulnerability to remotely execute commands on IIS servers and deploy Cobalt Strike beacons for initial network access. [...]

But we mean, you've had nearly four years to patch One of the critical security flaws exploited by China's Salt Typhoon to breach US telecom and government networks has had a patch available for nearly four years - yet despite repeated warnings from law enforcement and private-sector security firms, nearly all public-facing Microsoft Exchange Server instances with this vulnerability remain unpatched.…

Also: VPN Vulnerabilities Attract Hackers, Hackers Use Swiss Mail to Send MalwareThis week, Russia suspected in Balctic Sea cable sabotage, VPNs draw ransomware attackers and Swiss snail mail malware. An AI training company reported a cybertheft of $250,000 and a U.S. space firm reported a breach. Microsoft said it will pay $$$ for AI vulnerabilities and a MFA success story.

A recently disclosed Microsoft SharePoint remote code execution (RCE) vulnerability tracked as CVE-2024-38094 is being exploited to gain initial access to corporate networks. [...]

Also: Prison Sentences for BEC Scammers and a West African Cybercrime CrackdownThis week, AI nudify sites spread malware, BEC scammers head to prison, London man charged with hacking, and a Spanish insurance company with a breach. Also, a North Korean hacking group and a West African crackdown on online scammers. And, a Schrödinger Windows vulnerability: Is it real?

The United Kingdom's Information Commissioner's Office (ICO) revealed today that the Electoral Commission was breached in August 2021 because it failed to patch its on-premise Microsoft Exchange Server against ProxyShell vulnerabilities. [...]

Also: Hacker Sells Data Obtained Through Snowflake AttackThis week, Microsoft deprecated NTLM authentication, a hacker put apparently stolen Snowflake data up for sale, Ticketmaster confirmed its breach, Cisco patched Webex vulnerabilities, pro-Russian hacktivists claimed a DDoS attack in Spain and Kaspersky launched a free virus removal tool for Linux.

In January 2024, Microsoft discovered they’d been the victim of a hack orchestrated by Russian-state hackers Midnight Blizzard (sometimes known as Nobelium). The concerning detail about this case is how easy it was to breach the software giant. It wasn’t a highly technical hack that exploited a zero-day vulnerability – the hackers used a simple password spray attack to take control of