Author: The Hacker News

A previously unknown threat activity cluster targeted European organizations, particularly those in the healthcare sector, to deploy PlugX and its successor, ShadowPad, with the intrusions ultimately leading to deployment of a ransomware called NailaoLocker in some cases. The campaign, codenamed Green Nailao by Orange Cyberdefense CERT, involved the exploitation of a new-patched security flaw

A malware campaign distributing the XLoader malware has been observed using the DLL side-loading technique by making use of a legitimate application associated with the Eclipse Foundation. "The legitimate application used in the attack, jarsigner, is a file created during the installation of the IDE package distributed by the Eclipse Foundation," the AhnLab SEcurity Intelligence Center (ASEC)

For decades, Microsoft Exchange has been the backbone of business communications, powering emailing, scheduling and collaboration for organizations worldwide. Whether deployed on-premises or in hybrid environments, companies of all sizes rely on Exchange for seamless internal and external communication, often integrating it deeply with their workflows, compliance policies and security frameworks

Citrix has released security updates for a high-severity security flaw impacting NetScaler Console (formerly NetScaler ADM) and NetScaler Agent that could lead to privilege escalation under certain conditions. The vulnerability, tracked as CVE-2024-12284, has been given a CVSS v4 score of 8.8 out of a maximum of 10.0 It has been described as a case of improper privilege management that could

Microsoft has released security updates to address two Critical-rated flaws impacting Bing and Power Pages, including one that has come under active exploitation in the wild. The vulnerabilities are listed below - CVE-2025-21355 (CVSS score: 8.6) - Microsoft Bing Remote Code Execution Vulnerability CVE-2025-24989 (CVSS score: 8.2) - Microsoft Power Pages Elevation of Privilege Vulnerability "

Multiple Russia-aligned threat actors have been observed targeting individuals of interest via the privacy-focused messaging app Signal to gain unauthorized access to their accounts. "The most novel and widely used technique underpinning Russian-aligned attempts to compromise Signal accounts is the abuse of the app's legitimate 'linked devices' feature that enables Signal to be used on multiple

A new variant of the Snake Keylogger malware is being used to actively target Windows users located in China, Turkey, Indonesia, Taiwan, and Spain. Fortinet FortiGuard Labs said the new version of the malware has been behind over 280 million blocked infection attempts worldwide since the start of the year. "Typically delivered through phishing emails containing malicious attachments or links,

The growing demand for cybersecurity and compliance services presents a great opportunity for Managed Service Providers (MSPs) and Managed Security Service Providers (MSSPs) to offer virtual Chief Information Security Officer (vCISO) services—delivering high-level cybersecurity leadership without the cost of a full-time hire. However, transitioning to vCISO services is not without its challenges

Users who are on the lookout for popular games were lured into downloading trojanized installers that led to the deployment of a cryptocurrency miner on compromised Windows hosts. The large-scale activity has been codenamed StaryDobry by Russian cybersecurity company Kaspersky, which first detected it on December 31, 2024. It lasted for a month. Targets of the campaign include individuals and

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Tuesday added two security flaws impacting Palo Alto Networks PAN-OS and SonicWall SonicOS SSLVPN to its Known Exploited Vulnerabilities (KEV) catalog, based on evidence of active exploitation. The flaws are listed below - CVE-2025-0108 (CVSS score: 7.8) - An authentication bypass vulnerability in the Palo Alto Networks PAN-OS