Actively Exploited
Critical React2Shell flaw actively exploited in China-linked attacks
Multiple China-linked threat actors began exploiting the React2Shell vulnerability (CVE-2025-55182) affecting React and Next.js just hours after the max-severity issue was disclosed. React2Shell is an insecure deserialization vulnerability in the React Server Components (RSC) ‘Flight’ protocol. Exploiting it does not require authentication and allows remote execution of JavaScript code in the server’s context. For the Next.js framework, […]
Hackers are exploiting ArrayOS AG VPN flaw to plant webshells
Threat actors have been exploiting a command injection vulnerability in Array AG Series VPN devices to plant webshells and create rogue users. Array Networks fixed the vulnerability in a May security update, but has not assigned an identifier, complicating efforts to track the flaw and patch management. An advisory from Japan’s Computer Emergency and Response Team (CERT) warns […]
Critical flaw in WordPress add-on for Elementor exploited in attacks
Attackers are exploiting a critical-severity privilege escalation vulnerability (CVE-2025–8489) in the King Addons for Elementor plugin for WordPress, which lets them obtain administrative permissions during the registration process. The threat activity started on October 31, just a day after the issue was publicly disclosed. So far, the Wordfence security scanner from Defiant, a company that provides […]
Microsoft “mitigates” Windows LNK flaw exploited as zero-day
Microsoft has silently “mitigated” a high-severity Windows LNK vulnerability exploited by multiple state-backed and cybercrime hacking groups in zero-day attacks. Tracked as CVE-2025-9491, this security flaw allows attackers to hide malicious commands within Windows LNK files, which can be used to deploy malware and gain persistence on compromised devices. However, the attacks require user interaction to […]
Google fixes two Android zero days exploited in attacks, 107 flaws
Google has released the December 2025 Android security bulletin, addressing 107 vulnerabilities, including two flaws actively exploited in targeted attacks. The two high-severity vulnerabilities are tracked as CVE-2025-48633 and CVE-2025-48572. They are information disclosure and elevation-of-privilege issues, respectively, affecting Android versions 13 through 16. “There are indications that the following may be under limited, targeted […]
CISA warns Oracle Identity Manager RCE flaw is being actively exploited
The U.S. Cybersecurity & Infrastructure Security Agency (CISA) is warning government agencies to patch an Oracle Identity Manager tracked as CVE-2025-61757 that has been exploited in attacks, potentially as a zero-day. CVE-2025-61757 is a pre-authentication RCE vulnerability in Oracle Identity Manager, discovered and disclosed by Searchlight Cyber analysts Adam Kues and Shubham Shahflaw. The flaw stems […]
New WrtHug campaign hijacks thousands of end-of-life ASUS routers
Thousands of ASUS WRT routers, mostly end-of-life or outdated devices, have been hijacked in a global campaign called Operation WrtHug that exploits six vulnerabilities. Over the past six months, scanners looking for ASUS devices compromised in Operation WrtHug identified “roughly 50,000 unique IPs” around the globe. Most of the compromised devices have IP addresses located in […]
CISA gives govt agencies 7 days to patch new Fortinet flaw
CISA has ordered U.S. government agencies to secure their systems within a week against another vulnerability in Fortinet’s FortiWeb web application firewall, which was exploited in zero-day attacks. Tracked as CVE-2025-58034, this OS command injection flaw can allow authenticated threat actors to execute code as root in low-complexity attacks that don’t require user interaction. “An Improper […]
New ShadowRay attacks convert Ray clusters into crypto miners
A global campaign dubbed ShadowRay 2.0 hijacks exposed Ray Clusters by exploiting an old code execution flaw to turn them into a self-propagating cryptomining botnet. Developed by Anyscale, the Ray open-source framework allows building and scaling AI and Python applications in a distributed computing ecosystem organized in clusters, or head nodes. According to researchers at runtime security company Oligo, a […]
Fortinet warns of new FortiWeb zero-day exploited in attacks
Today, Fortinet released security updates to patch a new FortiWeb zero-day vulnerability that threat actors are actively exploiting in attacks. Tracked as CVE-2025-58034, this web application firewall security flaw was reported by Jason McFadyen of Trend Micro’s Trend Research team. Authenticated threat actors can gain code execution by successfully exploiting this OS command injection vulnerability in […]