Find what you’re looking for
Browse everything
6,877 results in Threat Reports
ownCloud Issues Urgent MFA Advisory After Credential Compromise
In June 2024, ownCloud, a widely-used open-source file-sharing platform, warned its global user base after reports of attackers exploiting stolen credentials to compromise accounts and access sensitive data. The advisory followed observed instances of credential stuffing attacks, whereby threat actors leveraged previously breached usernames and passwords to gain unauthorized access to user files and information. As a precaution, ownCloud urged all users to immediately enable multi-factor authentication (MFA) to block further attempts and reduce the risk of additional breaches across its service. While no specific number of impacted users was disclosed, the potential for unauthorized data access remains considerable, particularly in organizational environments where MFA is not enforced. This incident highlights the ongoing surge in credential-based attacks, escalated by widespread data leaks and the persistent reuse of passwords across services. OwnCloud's advisory aligns with broader industry trends as organizations face mounting regulatory and reputational risks stemming from inadequate authentication controls.
AI-Enhanced Cybercrime in 2026: Vibe Hacking & HackGPT Threats Explained
In early 2026, the cybersecurity landscape saw a significant shift with the rise of AI-enhanced cybercrime through a phenomenon known as 'vibe hacking'. Threat actors began leveraging accessible AI tools—often marketed as FraudGPT, PhishGPT, WormGPT, and similar—to automate cyberattacks such as phishing, credential theft, and fraud, regardless of the attacker’s technical skill. These AI-assisted services, readily advertised across dark web forums and encrypted messaging platforms, enabled novice cybercriminals to bypass traditional knowledge barriers and orchestrate sophisticated campaigns at scale. The operational impact includes an unprecedented increase in AI-driven threats, reduced discernibility of malicious communications, and a lower barrier to cybercrime participation, leading to broader, more frequent attacks on organizations worldwide. The current relevance of this trend is underscored by the growing commercialization of AI-jailbreaking and attack automation techniques, which are rapidly propagating through cybercrime channels. As these tools proliferate, defenders face a surge in threat volume and complexity, compelling organizations to rethink detection, response, and training in the face of AI-enabled adversaries.
Ni8mare: Critical 2026 n8n RCE Vulnerability Risks Full Server Takeover
In January 2026, over 100,000 self-hosted instances of the n8n open-source workflow automation platform were exposed to complete remote takeover due to a maximum-severity flaw named "Ni8mare" (CVE-2026-21858). The vulnerability arose from a content-type confusion in n8n's webhook parsing logic, allowing unauthenticated attackers to access arbitrary files, exfiltrate sensitive credentials, escalate privileges, and potentially execute arbitrary code. Attackers could exploit this flaw with simple HTTP requests, targeting the platform’s broad deployment in AI orchestration and process automation. This incident highlights the continued risk posed by unauthenticated remote code execution flaws in widely-used DevOps and automation tools, especially as critical secrets and API keys are increasingly concentrated in such orchestration platforms. The rapid rise of AI and automation in enterprise environments elevates both the impact and urgency of addressing similar vulnerabilities.
Critical jsPDF Node.js Flaw Exposes Sensitive Data via Generated PDFs
In January 2026, a critical vulnerability (CVE-2025-68428) was uncovered in the popular JavaScript PDF generation library jsPDF, impacting its Node.js builds prior to version 4.0. Attackers could exploit improper input validation in the 'loadFile' function, enabling local file inclusion and path traversal. If user-controlled data was passed as a file path to certain methods, sensitive local files could be incorporated into generated PDFs, risking data exposure or exfiltration. The flaw's severity score of 9.2 reflects the widespread use of jsPDF—over 3.5 million weekly downloads—as well as the supply-chain risk to downstream applications that integrated vulnerable versions. This incident highlights the persistent risk associated with supply-chain dependencies and their indirect impact on downstream systems. With development teams increasingly relying on open-source libraries, vulnerabilities like CVE-2025-68428 demonstrate the urgent need for vendor diligence, dependency hygiene, and layered input validation in modern application stacks.
GoBruteforcer Botnet Hits Crypto Projects via AI-Configured Default Credentials
In January 2026, a significant wave of GoBruteforcer botnet attacks targeted cryptocurrency and blockchain projects by exploiting misconfigured, internet-facing servers. Attackers leveraged weak default credentials in commonly used XAMPP, MySQL, PostgreSQL, FTP, and phpMyAdmin deployments—many set up using AI-generated configuration examples. After brute-forcing access, threat actors deployed web shells and specialized utilities to scan for vulnerable cryptocurrency wallets, aiming to exfiltrate crypto assets from compromised infrastructure. Over 50,000 servers were estimated at risk, with threat actors automating large-scale scans and credential spraying campaigns over public IP space. This campaign highlights a critical trend: the proliferation of weak security settings driven by widespread adoption of AI-generated setup scripts, as well as persistent use of outdated, insecure server stacks. The convergence of automation, botnet-scale brute-forcing, and blockchain-targeted payloads marks an evolution in how cybercriminals exploit configuration drift and endpoint exposure in modern DevOps environments.
Misconfigured Email Routing Enables Sophisticated Internal Domain Phishing Attacks
In early 2026, Microsoft disclosed that threat actors exploited misconfigured email routing and insufficient spoof protections to impersonate internal organizational domains. Attackers leveraged these configuration flaws to bypass domain authentication controls, distributing phishing emails that appeared to originate from trusted internal addresses. Tactics included the use of phishing-as-a-service (PhaaS) platforms like Tycoon 2FA, resulting in credential theft and increased risk of lateral movement within affected organizations. The incident underscored systemic weaknesses in email routing setups and the importance of enforcing secure communication protocols. This attack highlights a growing trend of adversaries abusing overlooked, internal cloud and email infrastructure weaknesses to evade legacy defenses. The prevalence of PhaaS platforms has lowered the barrier for conducting sophisticated phishing campaigns, emphasizing the urgency for organizations to audit and remediate their email and domain configurations against evolving social engineering tactics.
D-Link Legacy Routers Under Siege: CVE-2026-0625 RCE Flaw Exploited in Active Campaigns
In late 2025 and early 2026, a critical security vulnerability (CVE-2026-0625, CVSS 9.3) in legacy D-Link DSL routers was actively exploited, enabling unauthenticated remote code execution. The flaw arises from insufficient input sanitization on the dnscfg.cgi endpoint, allowing attackers to inject arbitrary shell commands and modify DNS settings remotely. As reported by VulnCheck and observed by the Shadowserver Foundation, exploitation affected end-of-life models including DSL-2740R, DSL-2640B, DSL-2780B, and DSL-526B, leading to large-scale DNS hijacking, persistent traffic redirection, and compromised user privacy and security for any device behind these routers. This incident highlights the ongoing risk posed by end-of-life and unsupported network hardware, which remains prevalent in many organizations. The swift weaponization of unauthenticated RCE vulnerabilities in edge devices—especially those lacking patch support—underscores the need for proactive infrastructure lifecycle management, supply chain visibility, and robust segmentation to defend against fast-evolving infrastructure-targeted threats.
Veeam Backup & Replication 2026: Critical RCE Flaws and Enterprise Risk
In January 2026, Veeam disclosed and patched four critical vulnerabilities in its Backup & Replication software, with the most severe (CVE-2025-59470, CVSS 9.0) enabling remote code execution as the postgres user by authorized Backup or Tape Operators. Additional flaws allowed for RCE as root and arbitrary file writes, impacting Veeam Backup & Replication 13.0.1.180 and prior. While exploitation requires highly privileged roles, prior incidents have shown that threat actors rapidly exploit vulnerable backup platforms, risking backup integrity, ransomware proliferation, and data exfiltration. Immediate patching is essential to prevent lateral movement and data loss, per Veeam's and industry guidance. The incident underscores the ongoing risk of privilege abuse and the critical importance of timely vulnerability management in backup infrastructures, especially as threat actors increasingly target backup systems to disable recovery and amplify ransomware impacts.
Critical 2026 n8n Vulnerability Lets Attackers Remotely Execute Code Without Credentials
In early January 2026, security researchers disclosed CVE-2026-21858 ("Ni8mare"), a critical (CVSS 10.0) vulnerability in the n8n workflow automation platform. Affecting versions up to 1.65.0, the flaw allows unauthenticated remote attackers to exploit the application's "Content-Type" processing logic, enabling arbitrary file reads and ultimately granting full system takeover by escalating to remote code execution (RCE). Attackers can leverage exposed n8n instances, retrieve sensitive admin credentials, forge session tokens, and create malicious workflows to execute system commands. Globally, over 26,000 systems were identified as potentially exposed at disclosure time, many internet-accessible, posing grave risk to organizations running n8n. This incident underscores a growing trend in supply chain and automation-tool attacks, where threat actors exploit complex integrations and insufficient access controls. The prevalence of automation platforms as central hubs for organizational secrets intensifies the impact radius. The urgent need to patch, limit internet exposure, and apply zero trust controls remains critical to prevent similar high-impact breaches.
Critical RCE in n8n Workflow Platform Exposes Cloud & Self-Hosted Users (2026)
In January 2026, open-source workflow automation platform n8n disclosed a critical vulnerability (CVE-2026-21877) affecting both its self-hosted and cloud environments. The flaw, rated CVSS 10.0, allows authenticated users to execute arbitrary code remotely under specific conditions, potentially leading to the full compromise of affected instances. The vulnerability impacts versions >=0.123.0 and <1.121.3, and was responsibly disclosed by security researcher Théo Lelasseux. Immediate mitigation includes upgrading to version 1.121.3 or higher, and temporarily disabling certain nodes for additional protection. This incident underscores the persistent risks associated with supply chain and automation software, which are increasingly targeted due to their ubiquity and privileged access. The n8n case also reflects a trend of continuous discovery of critical flaws in widely used DevOps tooling, making timely patching and access control more important than ever.
Black Cat SEO Poisoning Campaign Unleashes Mass Infostealer Outbreak Across China
Between December 7 and 20, 2025, the cybercrime gang Black Cat orchestrated a large-scale SEO poisoning campaign targeting Chinese users searching for popular software via Microsoft Bing and similar engines. By pushing fraudulent lookalike websites (e.g., mimicking Notepad++, Google Chrome, QQ International, iTools) to the top of search results, Black Cat tricked users into downloading compromised installers. When executed, these installers side-loaded backdoor trojans that exfiltrated sensitive information, such as browser data, keystrokes, and clipboard contents, back to attacker-controlled infrastructure. At least 277,800 hosts were infected in less than two weeks, with daily compromise rates peaking above 62,000 machines. This campaign marks a significant escalation in the use of SEO poisoning for initial malware access, reflecting a trend in highly targeted, financially motivated infostealer operations. As search engines become the go-to for software discovery, this incident strongly highlights the risks of relying on unverified download sources and demonstrates attackers' growing sophistication in exploiting user trust.
GRU’s BlueDelta Targets Energy and Research: Advanced Credential Phishing in 2025
Between February and September 2025, the Russian state-sponsored threat group BlueDelta (APT28/GRU) conducted a series of targeted credential-harvesting attacks, focusing on organizations in Türkiye, Europe, North Macedonia, and Uzbekistan. The attackers deployed sophisticated phishing lures themed as Microsoft Outlook Web Access, Google, and Sophos VPN portals, abusing free hosting and tunneling services such as Webhook.site and ngrok to capture credentials and exfiltrate data. Victims were redirected through multi-stage phishing chains, and legitimate PDF documents were used to enhance believability and evade detection, ultimately supporting Russian intelligence collection. This incident underlines the evolution of state-sponsored phishing techniques, including automation for credential exfiltration and the increasing abuse of legitimate internet infrastructure. The campaign’s focus on energy and defense sectors reflects heightened geopolitical interest and reinforces the urgent need for robust email and identity security practices across sensitive organizations.