Disgruntled researcher leaks “BlueHammer” Windows zero-day exploit
Exploit code has been released for an unpatched Windows privilege escalation flaw reported privately to Microsoft, allowing attackers to gain SYSTEM or elevated administrator permissions.
Microsoft removes Support and Recovery Assistant from Windows
Microsoft has deprecated and removed the Support and Recovery Assistant (SaRA) command-line utility from all in-support versions of Windows updates starting March 10.
Microsoft links Medusa ransomware affiliate to zero-day attacks
Microsoft says that Storm-1175, a China-based financially motivated cybercriminal group known for deploying Medusa ransomware payloads, has been deploying n-day and zero-day exploits in high-velocity attacks.
Drift $280M crypto theft linked to 6-month in-person operation
The Drift Protocol says that the $280+ million hack it suffered last week was the result of a long-term, carefully planned operation that included building "a functioning operational presence inside the Drift ecosystem."
CISA orders feds to patch Fortinet flaw exploited in attacks by Friday
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) ordered federal agencies to secure FortiClient Enterprise Management Server (EMS) instances against an actively exploited vulnerability by Friday.
Infostealers are harvesting credentials and session cookies at scale, bypassing traditional defenses. Lunar explains why simple breach monitoring alone can't keep up with modern credential-based attacks.
North Korea Spent 6 Months Infiltrating Drift Protocol Only to Drain $285M in 12 Mins
The message Drift Protocol posted to X on April 1, opened with an unusual disclaimer: "This is not an April Fools joke." Within hours, the reason became clear. A $285 million exploit had wiped out more than half of the Solana-based decentralized perpetual futures exchange's total value.
Germany Doxes “UNKN,” Head of RU Ransomware Gangs REvil, GandCrab
An elusive hacker who went by the handle "UNKN" and ran the early Russian ransomware groups GandCrab and REvil now has a name and a face. Authorities in Germany say 31-year-old Russian Daniil Maksimovich Shchukin headed both cybercrime gangs and…
Traffic violation scams switch to QR codes in new phishing texts
Scammers are sending fake "Notice of Default" traffic violation text messages impersonating state courts across the U.S., pressuring recipients to scan a QR code that leads to a phishing site demanding a $6.99 payment while stealing personal and financial information.
New FortiClient EMS flaw exploited in attacks, emergency patch released
Fortinet has released an emergency weekend security update for a new critical FortiClient Enterprise Management Server (EMS) vulnerability that is actively exploited in attacks.
New FortiClient EMS flaw exploited in attacks, emergency patch released
Fortinet has released an emergency weekend security update for a new critical FortiClient Enterprise Management Server (EMS) vulnerability that is actively exploited in attacks.
Hackers exploit React2Shell in automated credential theft campaign
Hackers are running a large-scale campaign to steal credentials in an automated way after exploiting React2Shell (CVE-2025-55182) in vulnerable Next.js apps.
Axios npm hack used fake Teams error fix to hijack maintainer account
The maintainers of the popular Axios HTTP client have published a detailed post-mortem describing how one of its developers was targeted by a social engineering campaign believed to have been conducted by North Korean threat actors.
LinkedIn secretly scans for 6,000+ Chrome extensions, collects data
A new report dubbed "BrowserGate" warns that Microsoft's LinkedIn is using hidden JavaScript scripts on its website to scan visitors' browsers for installed extensions and collect device data.
After fighting malware for decades, this cybersecurity veteran is now hacking drones
Mikko Hyppönen is one of the most recognizable faces of the cybersecurity industry. After fighting computer viruses, worms, and malware, for more than 35 years, he tells TechCrunch why he is now working on systems to stop killer drones.
In March 2026, the anime streaming service Crunchyroll suffered a data breach alleged to have impacted 6.8M users. The exposed data is reported to have originated from the company's Zendesk support system where "name, login name, email address, IP address, general geographic location and the contents of the support tickets" were exposed. A subset of 1.2M email addresses from an alleged 2M record dataset being sold was later provided to HIBP.
In April 2026, the music trivia platform SongTrivia2 suffered a data breach that was subsequently published to a public hacking forum. The data contained a total of 291k unique email addresses sourced from either Google OAuth logins or accounts created on the site, the latter also containing bcrypt password hashes. The data also included names, usernames and avatars.