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Critical flaw in Citrix NetScaler devices echoes infamous 2023 security breach that crippled major organizations worldwide. The new critical vulnerability in Citrix NetScaler devices has security experts warning of potential widespread exploitation, drawing alarming parallels to the devastating “CitrixBleed” attacks that plagued organizations in 2023. The vulnerability, tracked as CVE-2025-5777 and dubbed “CitrixBleed 2,” allows […]

The post “CitrixBleed 2” Vulnerability PoC Released – Warns of Potential Widespread Exploitation appeared first on Cyber Security News.

Russian Federal Security Service (FSB) officers have detained two hackers in Siberia who conducted cyberattacks on critical infrastructure facilities under direct orders from Ukrainian intelligence services. The simultaneous arrests in the Kemerovo and Tomsk regions exposed a sophisticated cyber espionage network targeting Russia’s governmental, industrial, and financial information systems. The primary suspect, a 36-year-old resident […]

The post Russia Jailed Hacker Who Worked for Ukrainian Intelligence to Launch Cyberattacks on Critical Infrastructure appeared first on Cyber Security News.

Cybercriminals are exploiting the economic uncertainty and remote work trends to orchestrate sophisticated employment fraud schemes, with victims losing over $264 million in 2024 alone according to FBI reports. These malicious campaigns, known as “task scams,” represent a rapidly evolving threat landscape where fraudsters weaponize legitimate job-seeking behavior to extract cryptocurrency payments from unsuspecting victims […]

The post Threat Actors Turning Job Offers Into Traps, Over $264 Million Lost in 2024 Alone appeared first on Cyber Security News.

Instagram has adopted an unprecedented approach to web security by implementing daily rotation of TLS certificates that maintain validity periods of just one week, according to a recent technical analysis.  This practice represents a significant departure from industry standards, where certificates typically remain valid for 90 days or longer, suggesting a strategic shift toward enhanced […]

The post Instagram Started Using 1-Week Validity TLS Certificates and Changes Them Daily appeared first on Cyber Security News.

A significant security vulnerability has been discovered in Lenovo’s preloaded Windows operating systems, where a writable file in the Windows directory enables attackers to bypass Microsoft’s AppLocker security framework.  The issue affects all variants of Lenovo machines running default Windows installations and poses serious implications for enterprise security environments. The vulnerability centers around the MFGSTAT.zip […]

The post Writable File in Lenovo’s Windows Directory Enables a Stealthy AppLocker Bypass appeared first on Cyber Security News.