31 Aug, 2026

RedCurl cyberspies create ransomware to encrypt Hyper-V servers

A threat actor named ‘RedCurl,’ known for stealthy corporate espionage operations since 2018, is now using a ransomware encryptor designed to target Hyper-V virtual machines. Previously, RedCurl was spotted by Group-IB targeting corporate entities worldwide, later expanding its operations and increasing the victim count. However, as Bitdefender Labs researchers report, the threat actors have started deploying ransomware […]

3 mins read

New npm attack poisons local packages with backdoors

Two malicious packages were discovered on npm (Node package manager) that covertly patch legitimate, locally installed packages to inject a persistent reverse shell backdoor. This way, even if the victim removes the malicious packages, the backdoor remains on their system. The new tactic was discovered by researchers at Reversing Labs, who warned about the risk it […]

2 mins read

Google fixes Chrome zero-day exploited in espionage campaign

​Google has fixed a high-severity Chrome zero-day vulnerability exploited to escape the browser’s sandbox and deploy malware in espionage attacks targeting Russian organizations. “Google is aware of reports that an exploit for CVE-2025-2783 exists in the wild,” the company said in a security advisory published Tuesday. Tracked as CVE-2025-2783, this vulnerability was discovered by Kaspersky’s Boris Larin […]

2 mins read

CrushFTP warns users to patch unauthenticated access flaw immediately

CrushFTP warned customers of an unauthenticated HTTP(S) port access vulnerability and urged them to patch their servers immediately. As the company also explained in an email sent to customers on Friday (seen by GeekFeed), the security flaw enables attackers to gain unauthenticated access to unpatched servers if they are exposed on the Internet over HTTP(S). […]

2 mins read

Cloudflare R2 service outage caused by password rotation error

Cloudflare announced that its R2 object storage and dependent services experienced an outage lasting 1 hour and 7 minutes, causing 100% write and 35% read failures globally. Cloudflare R2 is a scalable, S3-compatible object storage service with free data retrieval, multi-region replication, and tight Cloudflare integration. The incident, which lasted between 21:38 UTC and 22:45 […]

3 mins read

Broadcom warns of authentication bypass in VMware Windows Tools

Broadcom released security updates today to fix a high-severity authentication bypass vulnerability in VMware Tools for Windows. VMware Tools is a suite of drivers and utilities designed to improve performance, graphics, and overall system integration for guest operating systems running in VMware virtual machines. The vulnerability (CVE-2025-22230) is caused by an improper access control weakness […]

2 mins read

New Windows zero-day leaks NTLM hashes, gets unofficial patch

Free unofficial patches are available for a new Windows zero-day vulnerability that can let remote attackers steal NTLM credentials by tricking targets into viewing malicious files in Windows Explorer. NTLM has been widely exploited in NTLM relay attacks (where threat actors force vulnerable network devices to authenticate to attacker-controlled servers) and pass-the-hash attacks (where they exploit vulnerabilities to steal […]

3 mins read

EncryptHub linked to MMC zero-day attacks on Windows systems

A threat actor known as EncryptHub has been linked to Windows zero-day attacks exploiting a Microsoft Management Console vulnerability patched this month. Uncovered by Trend Micro staff researcher Aliakbar Zahravi, this security feature bypass (dubbed ‘MSC EvilTwin’ and now tracked as CVE-2025-26633) resides in how MSC files are handled on vulnerable devices. Attackers can leverage the […]

2 mins read