Security
Stay informed with the latest developments in cybersecurity through our Security category. Discover in-depth news, analysis, and updates on emerging cyber threats, malware incidents, and major data breaches. Whether you’re a cybersecurity professional or just keen on protecting your digital footprint, find insights and trends that are shaping the future of online security here.
CISA: Windows BlueHammer flaw now exploited by ransomware gangs
CISA confirmed on Monday that ransomware gangs have begun exploiting a high-severity Microsoft Defender privilege escalation vulnerability that has previously been abused in zero-day attacks. Dubbed BlueHammer, the security flaw (CVE-2026-33825) was leaked by a security researcher known as “Nightmare Eclipse” in early April, together with proof-of-concept exploit code, in protest at how the Microsoft Security Response […]
Nissan discloses employee data breach linked to Oracle zero-day attacks
Nissan is warning that it suffered a data breach affecting current and former employees after threat actors exploited an Oracle PeopleSoft vulnerability in data theft attacks previously linked to the ShinyHunters extortion group. In breach notifications filed with the California Attorney General’s Office, Oracle says these data theft attacks impacted hundreds of companies and that […]
NAIC says public data stolen in ShinyHunters’ PeopleSoft breach
The National Association of Insurance Commissioners (NAIC) says the ShinyHunters extortion group stole only publicly available data, outdated logs, and configuration files after breaching its systems by exploiting a zero-day vulnerability in an Oracle PeopleSoft server. NAIC is a U.S. insurance regulatory organization present in all 50 states. The organization identified on June 11 that […]
WhatsApp rolls out usernames to help users hide their phone number
WhatsApp is finally allowing users to reserve usernames, a privacy feature that lets them hide their phone numbers from people not in their contact list. Meta says that more than 3 billion people in over 180 countries use WhatsApp’s instant messaging and video-calling platform, which started as an alternative to the Short Message Service (SMS) […]
Microsoft extends Windows Server 2022 hotpatching until October 2027
Microsoft has extended Windows Server 2022 hotpatching until October 2027, one year after the mainstream end date of October 2026. This comes with the following caveat: extended support is only available for systems running Windows Server 2022 Datacenter: Azure Edition that are enrolled in hotpatch updates. This change is effective immediately, and the existing hotpatch cadence will remain […]
U.S. offers $10 million for hackers targeting WhatsApp, Signal users
The U.S. Department of State is offering up to $10 million for information that helps identify or locate members of the UNC5792 and UNC4221 hacker groups, which are linked to Russia’s intelligence and military services. The bounty is part of the ‘Rewards for Justice’ (RFJ) program, which targets foreign state actors carrying out cyberattacks against […]
Critical SimpleHelp flaw exploited to deploy new stealer malware
Hackers are exploiting a recently disclosed critical vulnerability (CVE-2026-48558) in SimpleHelp to deploy Djinn Stealer, a previously undocumented cross-platform information stealer targeting Windows, macOS, and Linux. The SimpleHelp platform is primarily used by managed service providers (MSPs), IT departments, helpdesks, and system administrators for remote monitoring and management (RMM). Earlier this month, offensive security company […]
Hackers now exploit critical Oracle E-Business flaw in attacks
Attackers have begun exploiting a critical vulnerability (tracked as CVE-2026-46817) in the Oracle E-Business Suite (EBS) financial application, according to threat intelligence company Defused. This security flaw was found in the File Transmission component of EBS’s Oracle Payments product and enables unauthenticated malicious actors with HTTP network access to take over vulnerable systems through low-complexity attacks. […]
US seizes hundreds of FIFA World Cup illegal streaming domains
The U.S. Justice Department’s Criminal Division has seized nearly 400 web domains used for illegally streaming matches at the FIFA World Cup. These websites provided visitors with unauthorized real-time streams of 2026 World Cup matches, in violation of U.S. copyright law. The action was coordinated with international partners through the International Computer Hacking and Intellectual […]
Data breach exposes up to 14.2 million email logins at six ISPs
Japanese telecommunications operator KDDI Corporation disclosed a data breach where threat actors gained access to one of its email systems used by five other internet service providers (ISPs) in the country. The company says that it discovered the compromise on June 17 and responded immediately by blocking the attacker and implementing defense measures. The investigation […]