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Cisco on Wednesday announced patches for an actively exploited zero-day vulnerability affecting its Secure Firewall Management Center (FMC) product. The security hole, tracked as CVE-2026-20316, has been described as a static credential issue. Specifically, an attacker can leverage default credentials for a low-privilege user account to log into vulnerable devices and access sensitive data. Cisco assigned a ‘high severity’ rating to the vulnerability, noting that it can be chained with other FMC flaws to escalate…

Data security company Cyera announced on Tuesday that it has entered into an agreement to acquire agentic access management provider Oasis Security. Cyera confirmed to SecurityWeek multiple reports that this is a $1 billion deal. Calcalist reported that roughly $700 million will be paid in cash, with the remainder in shares.  Oasis has developed a non-human identity and agentic access governance platform to address the growing use of AI agents in enterprise environments. Its Agentic…

Rockwell Automation has patched four vulnerabilities in its Arena Simulation software that could let an attacker execute arbitrary code on an affected system, according to advisories published by CISA and Rockwell. Arena Simulation is a discrete-event simulation software that provides organizations with a virtual environment to model, visualize, and test complex operational workflows, allowing them to identify issues and evaluate process changes before implementing them in production. The four high-severity flaws — CVE-2026-8085, CVE-2026-8312, CVE-2026-8313,…

SecurityWeek’s weekly cybersecurity news roundup offers a concise overview of important developments that may not receive full standalone coverage yet remain relevant to the broader threat landscape. This curated summary highlights key stories across vulnerability disclosures, emerging attack methods, policy updates, industry reports, and other noteworthy events to help readers maintain a well-rounded awareness of the evolving cybersecurity environment. Here are this week’s highlights:  Dolphin X malware leverages AI to profile victims  Varonis Threat Labs…

Zenity Labs has found and disclosed a critical vulnerability in OpenAI’s ChatGPT Workspace Agents, which it names AgentForger; a tailored cross-site request forgery (CSRF). With a single successful phish, an unsuspecting employee could be tricked into launching an invisible autonomous agent that is remotely controlled by the attacker. Zenity explains in two blogs (Part 1 and Part 2) that the vulnerability was in ChatGPT’s Agent Builder allowing an over permissive parameter. Researchers found that the…