Cyber Security News

Microsoft has rolled out an out-of-band emergency patch for a remote code execution (RCE) vulnerability affecting the Windows Server Update Services (WSUS). Identified as CVE-2025-59287, the issue stems from the deserialization of untrusted data in a legacy serialization mechanism, allowing unauthorized attackers to execute arbitrary code over the network. The patch, released on October 23, […]

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Toys “R” Us Canada has alerted customers to a significant data breach that potentially exposed their personal information, marking another blow to consumer trust in retail data security. In emails dispatched to affected individuals this morning, the popular toy retailer revealed that unauthorized access to its databases occurred earlier this year, with stolen data surfacing […]

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Remcos, a commercial remote access tool marketed as legitimate surveillance software, has become the leading infostealer in malware campaigns during the third quarter of 2025, accounting for approximately 11 percent of detected cases. In a notable shift from traditional deployment methods, threat actors are now weaponizing this remote control and surveillance platform through sophisticated fileless […]

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The HP OneAgent software update has disconnected Windows devices from Microsoft Entra ID. As a result, users can no longer access their corporate identities. Version 1.2.50.9581 of the agent, pushed silently to HP’s Next Gen AI systems like the EliteBook X Flip G1i, deleted critical certificates, causing devices to drop their Entra join status overnight. […]

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Cybersecurity researchers have identified a sophisticated campaign where threat actors are leveraging compromised credentials to infiltrate Azure Blob Storage containers, targeting organizations’ critical code repositories and sensitive data. This emerging threat exploits misconfigured storage access controls to establish persistence and exfiltrate valuable intellectual property. The attack vector represents a significant shift in how threat actors […]

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A new open-source tool called PDF Object Hashing is designed to detect malicious PDFs by analyzing their structural “fingerprints.” Released by Proofpoint, the tool empowers security teams to create robust threat detection rules based on unique object characteristics in PDF files. This innovation addresses the growing reliance of threat actors on PDFs for delivering malware, […]

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A sophisticated information-stealing malware written in Golang has emerged, leveraging blockchain technology to establish covert command-and-control channels. SharkStealer represents a significant evolution in malware design, utilizing the BNB Smart Chain Testnet as a resilient dead-drop resolver for its C2 infrastructure. This novel approach demonstrates how threat actors exploit Web3 technologies to evade traditional detection mechanisms […]

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Microsoft 365 Exchange Online’s Direct Send feature, originally designed to enable legacy devices and applications to send emails without authentication, has become an exploitable pathway for cybercriminals conducting sophisticated phishing and business email compromise attacks. The feature allows multifunction printers, scanners, and older line-of-business applications to transmit messages by bypassing rigorous authentication and security checks, […]

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The Bitter APT group, also tracked as APT-Q-37 and known in China as 蔓灵花, has launched a sophisticated cyberespionage campaign targeting government agencies, military installations, and critical infrastructure across China and Pakistan. The threat actor has deployed weaponized Microsoft Office documents that exploit a previously unknown zero-day vulnerability in WinRAR archive software to install custom […]

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SquareX released critical research exposing a new class of attack targeting AI browsers. The AI Sidebar Spoofing attack leverages malicious browser extensions to impersonate trusted AI sidebar interfaces, which is used to trick users into executing dangerous commands that can lead to credential theft, device hijacking, and password exfiltration. The research demonstrates how attackers can […]

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A new technique allows hackers to extract encrypted authentication tokens from Microsoft Teams on Windows, enabling unauthorized access to chats, emails, and SharePoint files. In a blog post dated October 23, 2025, Brahim El Fikhi explains how these tokens, stored in a Chromium-like Cookies database, can be decrypted using Windows’ Data Protection API (DPAPI). This […]

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A sophisticated information-stealing malware known as Vidar Stealer has undergone a complete architectural transformation with the release of version 2.0, introducing advanced capabilities that enable it to bypass Chrome’s latest security protections through direct memory injection techniques. Released on October 6, 2025, by its developer “Loadbaks” on underground forums, this new iteration features a complete […]

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The stealer malware ecosystem has evolved into a sophisticated criminal enterprise capable of processing hundreds of millions of credentials daily. Over the past several years, threat actors have transformed the landscape of credential theft through specialized malware families and underground distribution platforms. These information-stealing operations now represent one of the most significant threats to digital […]

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A sophisticated new threat has emerged in the cybersecurity landscape, leveraging the popular communication platform Discord to conduct covert operations. ChaosBot, a Rust-based malware strain, represents an evolution in adversarial tactics by hiding malicious command and control traffic within legitimate cloud service communications. This approach allows attackers to blend seamlessly into normal network traffic, making […]

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Salt Typhoon, a China-linked advanced persistent threat (APT) group active since 2019, has emerged as one of the most sophisticated cyber espionage operations targeting global critical infrastructure. Also tracked as Earth Estries, GhostEmperor, and UNC2286, the group has conducted high-impact campaigns against telecommunications providers, energy networks, and government systems across more than 80 countries. The […]

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In a move to tighten defenses against credential theft, Microsoft has rolled out a significant change to Windows File Explorer starting with security updates released on and after October 14, 2025. The update automatically disables the preview pane for files downloaded from the internet, aiming to block a sneaky vulnerability that could expose users’ NTLM […]

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Hackers have begun actively targeting a critical remote code execution flaw in Adobe’s Magento e-commerce platform, putting thousands of online stores at immediate risk just six weeks after Adobe issued an emergency patch. Known as SessionReaper and tracked as CVE-2025-54236, the vulnerability allows unauthenticated attackers to hijack customer sessions and potentially execute arbitrary code, leading […]

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CISA has issued a critical alert regarding a severe vulnerability in Motex LANSCOPE Endpoint Manager, a popular tool for managing IT assets across networks. Dubbed an improper verification of the source of a communication channel flaw, this issue allows attackers to execute arbitrary code simply by sending specially crafted packets. The vulnerability, tracked under CVE-2025-61932, […]

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Atlassian has disclosed a high-severity path traversal vulnerability in Jira Software Data Center and Server that enables authenticated attackers to arbitrarily write files to any path accessible by the Java Virtual Machine (JVM) process. This flaw, tracked as CVE-2025-22167 with a CVSS score of 8.7, affects versions from 9.12.0 through 11.0.1 and was internally discovered, […]

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The popular Impacket toolkit, a staple in penetration testing and now integrated into the Kali Linux repository, is set for a major upgrade. Maintained by Fortra’s cybersecurity team, the forthcoming release, building on version 0.12, addresses long-standing community requests with enhanced relay capabilities, protocol hardening, and new scripting tools. This update promises to streamline red […]

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