
CVE-2026-48558 Exposes 14,000 SimpleHelp RMM Servers to Auth Bypass
CVE-2026-48558, a critical OIDC authentication bypass in SimpleHelp RMM, lets unauthenticated attackers gain full admin access on 14,000 exposed servers.

CVE-2026-48558, a critical OIDC authentication bypass in SimpleHelp RMM, lets unauthenticated attackers gain full admin access on 14,000 exposed servers.

ShinyHunters claims 61 million records stolen from Sysco’s Salesforce CRM, including pricing schedules and contact data, with a June 18

Scareware tricks users with fake virus warnings into paying for rogue security software. Learn how it works, examples, and how

Lapsus$ listed 3,800 stolen GitHub internal repositories for sale 25 days after the confirmed breach, including Copilot, CodeQL, and Dependabot

Nightspire ransomware listed four US victims including Blue Nile Medical Center with 3,000 exposed patient EHR records and Silsbee Police

Oleksii Lytvynenko, a Ukrainian national extradited from Ireland, pleaded guilty to developing the malware loader that delivered Conti ransomware payloads.

Attackers hijacked Awesome Motive’s CDN to push a backdoor to OptinMonster, TrustPulse, and PushEngage, creating rogue admin accounts on WordPress

Varonis disclosed a three-step vulnerability chain in Microsoft 365 Copilot that allowed attackers to steal emails and documents with a

Novo Nordisk confirmed a breach exposing pseudonymized clinical trial biomarker data and healthcare provider records. No threat actor claimed responsibility.

MalExt Sentry found 23 Chrome extensions routing 758,000 users’ search queries through attacker relay servers to generate unauthorized advertising revenue.
Subscribe to the Daily Security Review Email Briefing to stay informed on the latest threats, trends, and technology, along with insightful columns from industry experts.