cybersecurity

Microsoft rated the Copilot command-injection flaw Critical, with a 7.7 CVSS base score. It was already mitigated in the cloud and not exploited.

Cisco says CVE-2026-20245, a 7.8-rated command-injection flaw in Catalyst SD-WAN Manager, is being exploited to gain root. No patch or workaround is available; Mandiant reported it.

Carnival told Maine's attorney general that 5,995,277 people were affected by an April breach traced to a compromised employee account; ShinyHunters claims the data.

CISA added the 2022 Linux kernel cgroups release_agent flaw CVE-2022-0492 to its KEV catalog on June 2, 2026, with a June 5 federal patch deadline.

Belgium's CCB warns the 9.8-rated Netlogon RCE is exploited in the wild, threatening domain controllers. Microsoft says it has no evidence.

Arctic Wolf found attackers abusing a critical 9.8-CVSS FortiClient EMS authentication bypass to silently push EKZ Infostealer to every managed endpoint via legitimate VPN scripting workflows.

Kaspersky found official DAEMON Tools Lite installers trojanized from April 8 to May 5, 2026, deploying a multi-stage backdoor to over a dozen targeted machines. CISA added CVE-2026-8398 to its KEV catalog on May 27.

A patched SQL injection in Ghost CMS (versions 3.24.0–6.19.0) has been exploited at scale to compromise 700+ websites, including Harvard and Oxford, turning them into ClickFix malware distribution points.

Veeam used its VeeamON 2026 conference in New York City to preview v13.1 of its Data Platform with 70+ new features, a new DataAI Command Platform, and post-quantum cryptography support.

Rapid7 links a Chaos ransomware intrusion in early 2026 to Iranian state-linked MuddyWater, finding no encryption deployed — only credential theft and data exfiltration under ransomware cover.

Google's Threat Intelligence Group says a cybercrime group built a zero-day exploit using AI, marking the first confirmed case of adversaries weaponizing an LLM to discover and exploit a previously unknown vulnerability.

The 2026 DBIR finds 31% of breaches now begin with unpatched vulnerabilities -- surpassing credential abuse for the first time in the report's 19-year history -- as median patch time climbs to 43 days and ransomware reaches 48% of all breaches.