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Summary A newly identified cluster of automated malicious activity is targeting Fortinet FortiGate appliances by exploiting an unauthenticated Single Sign-On (SSO) bypass, according to new intelligence from Arctic Wolf. Commencing in January 2026, threat actors have successfully compromised devices even after the application of patches for CVE-2025-59718 and CVE-2025-59719, indicating a new attack path or incomplete remediation. The automated…

Executive Summary Okta has issued a warning about sophisticated vishing (voice-based social engineering) attacks targeting single sign-on (SSO) credentials. Threat actors are using custom phishing kits designed specifically for real-time voice call interactions to steal Okta SSO credentials and conduct data theft operations. These attacks are currently active and targeting companies in the Fintech, financial, and…

Summary Securonix researchers have identified a new malware campaign, dubbed PHALT#BLYX, actively targeting the hospitality sector with a multi-stage infection chain. Threat actors leverage a “ClickFix” social engineering tactic, using fake reservation emails and deceptive “Blue Screen of Death” (BSOD) pages to deceive victims into executing malicious PowerShell commands. This campaign notably bypasses defenses by…

Summary A critical unauthenticated vulnerability dubbed MongoBleed (CVE-2025-14847) has been disclosed in MongoDB’s zlib message compression, allowing remote attackers to extract sensitive data from uninitialized memory. This flaw affects nearly all versions released since 2017, enabling the exfiltration of credentials, PII, and session tokens without requiring authentication. While MongoDB released patches for supported versions in late December…

Summary A  vulnerability with a CVSS score of 10.0, tracked as CVE-2025-55182 in React and CVE-2025-66478 in Next.js, has been publicly disclosed, enabling unauthenticated remote code execution (RCE). The flaw resides in how React Server Components (RSC) decode payloads sent to Server Function endpoints, allowing attackers to execute arbitrary JavaScript on the server via specially crafted HTTP requests. Sector Impact…

Retail and hospitality organizations are facing a surge in distributed denial-of-service (DDoS) attacks. As adversaries adopt new tools, leverage APIs, and exploit transactional endpoints, layered defenses and edge-based mitigation have become critical to maintaining uptime and customer trust through the peak holiday season. What We’re Seeing In the past year, DDoS activity targeting retail and…

Summary A financially motivated threat cluster has been actively targeting the freight and logistics industry since at least June 2025 in a cyber-enabled cargo theft campaign, according to a new report from Proofpoint. The primary goal of the campaign is to gain remote access to logistics networks to steal high-value physical goods, mainly food and beverage…

Summary The China-nexus threat cluster known as UNC5221 is actively exploiting F5 BIG-IP appliances following a confirmed breach of F5’s internal network that resulted in the theft of BIG-IP source code and vulnerability data, according to a new report from Resecurity. UNC5221 utilizes a custom-built, highly sophisticated toolkit centered on the BRICKSTORM backdoor to exploit F5 BIG-IP devices….

Summary Cybersecurity firm F5 publicly disclosed a breach by an unnamed nation-state actor who gained long-term access to the company’s product development environment, including the engineering platforms for its flagship BIG-IP product. The attackers exfiltrated a portion of the BIG-IP source code, information about undisclosed security vulnerabilities, and configuration/implementation details for a limited number of customers….

Summary A highly capable threat campaign, codenamed EvilAI by Trend Micro, is using seemingly legitimate, digitally signed AI-enhanced productivity software, such as PDF editors, to secretly deliver various malware strains globally. These applications, which appear functional, serve as initial access conduits to perform reconnaissance, exfiltrate browser data, and prepare systems for secondary payloads. The campaign has…