CISA flags data-theft bug in NSA-built OT networking tool

The Cybersecurity and Infrastructure Security Agency (CISA) is warning anyone who uses GrassMarlin, a tool developed by the National Security Agency (NSA), about a new vulnerability that attackers can use to snoop on sensitive information. First reported by Grady DeRosa, Read More …

Attackers use hidden SMS and signalling systems to track targets’ location

Security researchers have just unveiled details of two covert surveillance campaigns that exploit weaknesses in the global telecom infrastructure. In a report published on Thursday, Citizen Lab explains that attackers abuse the signalling systems mobile operators use to support roaming, Read More …

Governments on high alert after CISA snuffs out Firestarter backdoor on fed network

A US federal agency was successfully targeted by a previously unknown backdoor malware called Firestarter, according to CISA cybersnoops and their UK counterparts – neither of which disclosed the agency’s name. Federal Civilian Executive Branch (FCEB) agencies include NASA; Homeland Security itself (cyberworkers at CISA Read More …

PhantomRPC: A new privilege escalation technique in Windows Remote Procedure Call

Windows Interprocess Communication (IPC) is one of the most complex technologies within the Windows operating system. At the core of this ecosystem is the Remote Procedure Call (RPC) mechanism, which can function as a standalone communication channel or as the Read More …

Apple fixes iOS bug that kept deleted notifications, including chat previews

Apple has released a software update that deals with an issue that could allow deleted notifications to be retrieved. Something that, in at least one reported case, was used by law enforcement during forensic analysis. Apple fixed the issue in Read More …

Iran claims US used backdoors to knock out networking equipment during war

Iranian media is claiming that the US used backdoors and/or botnets to disable networking equipment during the current war, and Chinese state media is dining out on the allegations. Reports from Iran claim hardware made by Cisco, Juniper, Fortinet, and Read More …

Microsoft releases Windows Server update fix to fix its April update fixes

Microsoft has pushed out an out-of-band update to address the restart loop that hit some Windows Server devices after its April update. The fix will spare administrators the headache of forced server restarts after installing the April 2026 update. (A Read More …

NIST changes enrichment process for National Vulnerability Database due to surge in CVE submissions

The number of reported vulnerabilities has surged so sharply that it forced the National Institute of Standards and Technology (NIST) to change how it ‘enriches’ each entry. Until now, NIST would take a basic CVE record and add structured analysis, Read More …

Tracking Mirai Variant Nexcorium: A Vulnerability-Driven IoT Botnet Campaign

IoT devices are increasingly prime targets for large-scale attacks due to their widespread use, lack of patching, and often weak security settings. Threat actors continue exploiting known vulnerabilities to gain initial access and deploy malware that can persist, spread, and Read More …

Cisco tells Webex users to patch critical security flaws immediately

Cisco has pushed a new patch to address four critical-severity vulnerabilities plaguing its cloud-based Webex Services platform – and has also warned Wi-Fi access points users of a bug in certain versions of IOS XE that could result in a Read More …