Cyber Briefing: 2026.06.29

Nation-state espionage, ruthless RaaS groups, and critical blockchain consensus failures: The new pressure points threatening global networks. This article has been indexed from CyberMaterial Read the original article: Cyber Briefing: 2026.06.29

Splunk Secure Gateway RCE Vulnerability Lets Low-Privileged Attackers Execute Arbitrary Code

A newly disclosed high-severity vulnerability in Splunk Secure Gateway (SSG) allows low-privileged authenticated users to achieve remote code execution (RCE) on affected systems, significantly increasing the attack surface for enterprise Splunk deployments. This vulnerability, tracked as CVE-2026-20251, has been assigned…