Organizations continue to grapple with increasingly complex cyberthreats, as ransomware groups rapidly evolve their tactics. In a recent attack wave, the Warlock ransomware group exploited internet-exposed, unpatched on-premise Microsoft SharePoint servers, abusing newly discovered vulnerabilities to gain initial access to their target’s system.
Other groups such as Linen Typhoon and Violet Typhoon have also been observed exploiting these vulnerabilities against internet-facing SharePoint servers. More details on these vulnerabilities and how Trend mitigates their impact can be found in the relevant knowledge base entry.
Read more…
Source: Trend Micro
Sign up for the Cyber Security Review Newsletter
The latest cyber security news and insights delivered right to your inbox
Related:
- Palo Alto VPN bug graduates from advisory to active exploitation
June 1, 2026
Palo Alto customers are being been told to patch yet another internet-facing security flaw after researchers caught attackers bypassing GlobalProtect authentication and gaining unauthorized VPN access. The flaw, tracked as CVE-2026-0257, affects PAN-OS deployments using GlobalProtect authentication override cookies under specific configurations. Read more… Source: The Register Sign up for the Cyber Security Review Newsletter The latest cyber security news and ...
- Grand Theft Auto V cheat service gets hacked, exposing thousands of gamers
June 1, 2026
Atlas Menu, a cheat service for popular online video game Grand Theft Auto V, has been hacked, according to data breach notification website Have I Been Pwned. The stolen data included users’ email addresses, usernames, scrambled passwords, IP addresses, and support tickets, according to Have I Been Pwned, which said almost 64,000 accounts were part of the ...
- CVE-2026-0826: How an Old Bug Can Feed AI-Powered Impersonation
June 1, 2026
Rapid7 Senior Principal Security Researcher Stephen Fewer discovered CVE-2026-0826, a critical unauthenticated stack-based buffer overflow vulnerability affecting multiple HP Poly VoIP devices. If you’ve been around vulnerability research long enough, the bug class here is going to feel very familiar. And interestingly enough, that’s exactly why it deserves attention. These older exploitation primitives never really went ...
- Containers on fire: from container escapes to supply chain attacks
June 1, 2026
Modern infrastructures universally rely on containerization to deploy applications, scale services, and build cloud platforms. The use of Docker, Kubernetes, and similar technologies has become the corporate standard for efficient automation. However, as containers grow in popularity, so does the interest of malicious actors — a trend Kaspersky actively track in our research into advanced ...
- Physical attacks on major crypto holders is on the rise as ‘Whales’ are targeted for kidnapping News
May 30, 2026
Cryptocurrency executives and whales alike are increasingly being targeted by a mix of criminal elements worldwide, even as security continues to be beefed up to protect the not-so-anonymous owners of cryptocurrency. The transparency introduced to the crypto world is putting some coin-collectors at risk of physical harm, and even kidnapping. But many are also being outed by ...
- Dutch cops wrest 17M devices from mystery botnet’s clutches
May 29, 2026
Dutch police say they dismantled a large botnet this week comprising at least 17 million infected devices. After being tipped off by a researcher at the Netherlands’ National Cyber Security Centre (NCSC-NL), police began an investigation, which resulted in the discovery of 200 servers underpinning the botnet’s infrastructure located in the country. Cybercrime specialists at The Hague ...