Software

Microsoft has observed a surge in attacks using the ACR Stealer malware to steal browser-stored passwords, authentication tokens, and sensitive documents from its enterprise customers. Between late April and mid-June, the threat actor used the ClickFix social-engineering method, WebDAV servers, and the MSHTA (Microsoft HTML Application Host) utility to deliver the info-stealing payload. ACR Stealer

Public exploits have been released for the critical “wp2shell” remote code execution vulnerabilities affecting WordPress Core, making it imperative that administrators patch their sites immediately. The wp2shell attack consists of two flaws, tracked as CVE-2026-63030 and CVE-2026-60137, that can be chained together to achieve pre-authentication remote code execution against WordPress installs running versions 6.9.x and

7-Zip version 26.02 was released on June 25 to fix a remote code execution vulnerability that could allow attackers to execute malicious code by convincing users to open specially crafted compressed files. The vulnerability, disclosed by Lunbun researcher Landon Peng, exists in 7-Zip’s processing of XZ-compressed data. According to an advisory from the Zero Day

An advanced threat actor is abusing the update mechanism for the ViPNet private networking product suite to target Russian organizations, including government agencies. Dubbed HelloNet, the campaign has been active since at least May, deploying a malicious payload that acts as a proxy and loader for additional malware. According to Kaspersky researchers, HelloNet has impacted

A security researcher using the “Nightmare Eclipse” handle has released a Windows zero-day exploit dubbed LegacyHive that allows attackers to escalate privileges on up-to-date Windows systems. Nightmare Eclipse published a proof-of-concept (PoC) exploit hours after Microsoft released its July 2026 Patch Tuesday updates, saying that it abuses a security vulnerability in the Windows User Profile

U.S. prosecutors on Thursday charged a New York man and woman for their roles in a large-scale crime ring that laundered money stolen in cyber investment fraud scams. 27-year-old Zhuoying Chen and 38-year-old Haojie Zhang allegedly managed a network of over a dozen people based in Queens and Brooklyn between 2020 and 2022. Chen and

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Thursday ordered government agencies to prioritize patching two actively exploited vulnerabilities in the Fortinet FortiSandbox threat detection platform. These two critical-severity security flaws (tracked as CVE-2026-39808 and CVE-2026-25089) were addressed by Fortinet on April 14 and June 9, respectively. As the company detailed in security advisories

For most of the last two decades, enterprise security ran on a workable assumption: the environment was knowable. Security teams could buy tools, inventory users, map systems, define policies, and rely on vendor-built dashboards and workflows to manage most of what happened next. The model was imperfect, but it worked because the environment changed at

Two leading members of the Scattered Spider cybercrime collective were sentenced to five years and six months in prison each for hacking Transport for London (TfL) in 2024. TfL disclosed that its network was breached in August 2024, with the attack disrupting internal systems and online services, including TfL’s Dial-a-Ride service, concessionary travel cards, digital