Cyber Security News

Hackers can exploit Anthropic’s Claude AI to steal sensitive user data. By leveraging the model’s newly added network capabilities in its Code Interpreter tool, attackers can use indirect prompt injection to extract private information, such as chat histories, and upload it directly to their own accounts. This revelation, detailed in Rehberger’s October 2025 blog post, […]

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In a recent setback for Windows administrators, Microsoft’s October 2025 security update addressing a critical vulnerability in Windows Server Update Services (WSUS) has inadvertently broken hotpatching functionality on a subset of Windows Server 2025 systems. The flaw, tracked as CVE-2025-59287, allows remote code execution in WSUS environments, posing significant risks to enterprise update infrastructures. Microsoft […]

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A sophisticated phishing campaign has emerged, exploiting the trust placed in legitimate cloud hosting services. Threat actors are leveraging Cloudflare Pages and ZenDesk platforms to conduct large-scale credential theft operations targeting unsuspecting users. The campaign demonstrates a concerning trend where established infrastructure services become vectors for social engineering attacks. Security researchers have identified over 600 […]

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Supply chain attacks targeting the JavaScript ecosystem have evolved into sophisticated operations combining domain manipulation with social engineering. On September 8, 2025, threat actors launched a coordinated phishing campaign aimed at compromising high-profile NPM developers. The attack successfully infiltrated the accounts of developer Josh Junon, known as “qix,” and targeted at least four other maintainers, […]

The post New Business Email Protection Technique Blocks the Phishing Email Behind NPM Breach appeared first on Cyber Security News.

A Ukrainian national accused of playing a key role in the notorious Conti ransomware operation has been extradited from Ireland to face federal charges in the United States. Oleksii Oleksiyovych Lytvynenko, 43, made his first court appearance in the Middle District of Tennessee following his transfer from Irish custody, where he had been held since […]

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In October 2025, threat researchers at Cyble Research and Intelligence Labs uncovered a sophisticated cyber attack leveraging weaponized military documents to distribute an advanced SSH-Tor backdoor targeting defense sector personnel. The campaign centers on a deceptively simple delivery mechanism: a ZIP archive disguised as a Belarusian military document titled “ТЛГ на убытие на переподготовку.pdf” (TLG […]

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Proton has launched a new initiative called the Data Breach Observatory. This program reveals serious problems that exist on the internet. The cybersecurity company revealed that over 300 million stolen credentials are currently circulating on dark web cybercrime markets, putting businesses and individuals at unprecedented risk. This massive exposure highlights the growing underground economy built […]

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Microsoft has released a non-security update for Windows 11 versions 24H2 and 25H2 that introduces an unusual bug affecting one of the operating system’s most essential utilities. The update, designated as KB5067036, is causing Task Manager to continue running in the background even after users close the application. This issue has been officially acknowledged by […]

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A sophisticated campaign targeting military personnel across Russia and Belarus has emerged, deploying a complex multi-stage infection chain that establishes covert remote access through Tor-based infrastructure. Operation SkyCloak represents a stealth-oriented intrusion effort aimed at the Russian Airborne Forces and Belarusian Special Forces, utilizing legitimate OpenSSH binaries and obfs4 bridges to mask communication channels while […]

The post New Operation SkyCloak Uses Powershell Tools and Hidden SSH Service to Unblock Traffic appeared first on Cyber Security News.

Multiple vulnerabilities in Microsoft’s Graphics Device Interface (GDI), a core component of the Windows operating system responsible for rendering graphics. These flaws, discovered by Check Point through an intensive fuzzing campaign targeting Enhanced Metafile (EMF) formats, could enable remote attackers to execute arbitrary code or steal sensitive data. The issues were responsibly disclosed to Microsoft […]

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A specialized Beacon Object File (BOF) designed to extract authentication cookies from Microsoft Teams without disrupting the application. This development builds on recent findings that expose how Teams stores sensitive access tokens, potentially allowing attackers to impersonate users and access chats, emails, and documents. The tool, released by Tier Zero Security, adapts an existing browser […]

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This week’s cybersecurity roundup highlights escalating threats from misconfigurations, software flaws, and advanced malware. Key incidents demand immediate attention from IT teams and executives. ISC patched CVE-2025-5470 in BIND 9 (versions 9.16.0–9.18.26), a DoS vulnerability (CVSS 8.6) allowing server crashes through malformed DNS queries. It risks amplification attacks on global infrastructure—update DNS servers urgently. Google […]

The post Cybersecurity News Weekly Newsletter – EY Data Leak, Bind 9, Chrome Vulnerability, and Aardvar ChatGPT Agent appeared first on Cyber Security News.

An upgraded release of tool EDR-Redir V2, designed to evade Endpoint Detection and Response (EDR) systems by exploiting Windows bind link technology in a novel way. According to the researcher TwoSevenOneT, the version targets the parent directories of EDR installations, such as Program Files, to create redirection loops that blind security software without disrupting legitimate […]

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OpenAI has unveiled Aardvark, an autonomous AI agent powered by its cutting-edge GPT-5 model, designed to detect software vulnerabilities and automatically propose fixes. This tool aims to entrust developers and security teams by scaling human-like analysis across vast codebases, addressing the escalating challenge of protecting software in an era where over 40,000 new Common Vulnerabilities […]

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Security researchers have uncovered a sophisticated attack technique that exploits the trust relationships built into AI agent communication systems. The attack, termed agent session smuggling, allows a malicious AI agent to inject covert instructions into established cross-agent communication sessions, effectively taking control of victim agents without user awareness or consent. This discovery highlights a critical […]

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The notorious Akira ransomware group announced on October 29, 2025, that it successfully breached the systems of Apache OpenOffice, exfiltrating a staggering 23 gigabytes of sensitive corporate data. The group, known for its aggressive double-extortion tactics, posted details on its dark web leak site, threatening to release the information unless a ransom is paid. This […]

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The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has issued an urgent alert about a critical use-after-free vulnerability in the Linux kernel, tracked as CVE-2024-1086. This vulnerability, hidden within the netfilter: nf_tables component, allows local attackers to escalate their privileges and potentially deploy ransomware, which could severely disrupt enterprise systems worldwide. First disclosed earlier this […]

The post CISA Warns of Linux Kernel Use-After-Free Vulnerability Exploited in Attacks to Deploy Ransomware appeared first on Cyber Security News.

Cybercriminals and state-sponsored actors are ramping up attacks on unpatched Cisco IOS XE devices across Australia, deploying a persistent Lua-based web shell known as BADCANDY to maintain unauthorized access. This implant, first spotted in variations since October 2023, has seen renewed exploitation throughout 2024 and into 2025, exploiting the critical CVE-2023-20198 vulnerability in the software’s […]

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Windows Server Update Services (WSUS) vulnerability is actively exploited in the wild. Criminals are using this vulnerability to steal sensitive data from organizations in various industries. The vulnerability, tracked as CVE-2025-59287, was patched by Microsoft on October 14, 2025, but attackers quickly began abusing it after proof-of-concept code became publicly available on GitHub. Sophos telemetry […]

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Throughout the first half of 2025, financially motivated threat actors have shifted their approach to intrusions, abandoning traditional implant-heavy methods in favor of a more cost-effective strategy. Rather than deploying sophisticated malware payloads, attackers are leveraging stolen credentials and valid account access to establish persistence within target networks across multiple industries. The FortiGuard Incident Response […]

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