Latest cybersecurity reporting from selected sources.

Zimbra is urging customers to apply updates to address a critical security vulnerability impacting the Classic Web Client that could result in arbitrary code execution

Linux distros are rolling out patches for a new high-severity kernel privilege escalation vulnerability (known as Fragnasia and tracked as CVE-2026-46300) that allows attackers to run malicious code as root. [...]

Adobe has released emergency updates to fix a critical security flaw in Acrobat Reader that has come under active exploitation in the wild

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Wednesday added a critical flaw impacting ASUS Live Update to its Known Exploited Vulnerabilities (KEV) catalog, citing evidence of active exploitation

Cybersecurity researchers have disclosed details of a critical security flaw in the Roundcube webmail software that has gone unnoticed for a decade and could be exploited to take over susceptible systems and execute arbitrary code

Trend Research discusses the delivery methods, custom payloads, and techniques used by Water Gamayun, the suspected Russian threat actor abusing a zero-day vulnerability in the Microsoft Management Console framework (CVE-2025-26633) to execute malicious code on infected machines.

Trend Research identified Russian threat actor Water Gamayun exploiting CVE-2025-26633, a zero-day vulnerability in the Microsoft Management Console that attackers exploit to execute malicious code and exfiltrate data.

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Tuesday added a vulnerability linked to the supply chain compromise of the GitHub Action, tj-actions/changed-files, to its Known Exploited Vulnerabilities (KEV) catalog

A high-severity security flaw has been disclosed in ProjectDiscovery's Nuclei, a widely-used open-source vulnerability scanner that, if successfully exploited, could allow attackers to bypass signature checks and potentially execute malicious code

The maintainers of the Cacti open-source network monitoring and fault management framework have addressed a dozen security flaws, including two critical issues that could lead to the execution of arbitrary code

Multiple security vulnerabilities have been disclosed in the Intelligent Platform Management Interface (IPMI) firmware for Supermicro baseboard management controllers (BMCs) that could result in privilege escalation and execution of malicious code on affected systems

A high-severity security flaw has been disclosed in the open-source OpenRefine data cleanup and transformation tool that could result in arbitrary code execution on affected systems

Adobe's Patch Tuesday update for September 2023 comes with a patch for a critical actively exploited security flaw in Acrobat and Reader that could permit an attacker to execute malicious code on susceptible systems

Apple on Tuesday rolled out security updates to iOS, iPadOS, macOS, tvOS, and Safari web browser to address a new zero-day vulnerability that could result in the execution of malicious code

Atlassian has rolled out fixes for a critical security flaw in Bitbucket Server and Data Center that could lead to the execution of malicious code on vulnerable installations

Popular video conferencing service Zoom has resolved as many as four security vulnerabilities, which could be exploited to compromise another user over chat by sending specially crafted Extensible Messaging and Presence Protocol (XMPP) messages and execute malicious code