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Also, Lloyds Data Leak, Dutch Treasury Breach, Citrix Bug Exploit, Pay2Key ActivityThis week, Lloyds data leak hits 450K, Dutch treasury breach, Citrix flaw exploited, Iran-linked ransomware ops, TrueConf zero-day, Russian fraud ring sentenced, Romania targeted, patch gaps persist, and U.S. hospital breach affects 257K.
A European telecommunications organization is said to have been targeted by a threat actor that aligns with a China-nexus cyber espionage group known as Salt Typhoon
NCSC-NL Says Hack of Citrix NetScaler Flaw Also Targeted Critical InfrastructureA preliminary assessment by the Dutch NCSC into a suspected Russian hacking campaign has concluded that more than one group likely carried out the May breach of the country’s law enforcement network. Investigators say hacks of Citrix NetScaler flaw also targeted critical infrastructure.
The Dutch National Cyber Security Centre (NCSC-NL) has warned of cyber attacks exploiting a recently disclosed critical security flaw impacting Citrix NetScaler ADC products to breach organizations in the country
NCSC-NL Says Hack of Citrix NetScaler Flaw Also Targeted Critical InfrastructureA preliminary assessment by the Dutch NCSC into a suspected Russian hacking campaign has concluded that more than one group likely carried out the May breach of the country’s law enforcement network. Investigators say hacks of Citrix NetScaler flaw also targeted critical infrastructure.
The Netherlands' National Cyber Security Centre (NCSC) is warning that a critical Citrix NetScaler vulnerability tracked as CVE-2025-6543 was exploited to breach "critical organizations" in the country. [...]
Also, O Canada, Oh Brother and More Probable Chinese HackingThis week, ransomware kills, Salt Typhoon hit Canada, Russian backdoors, SAP and Citrix patches, China hackers in the oil and energy sector. Brother printers have an unfixable flaw. Ransomware hit a U.S. dairy cooperative. Hackers in Albania and Oxford. European lawmakers heard cybersecurity advice.
Citrix Netscaler is the latest target in widespread password spray attacks targeting edge networking devices and cloud platforms this year to breach corporate networks. [...]
The breach was carried out with stolen Citrix credentials for an account that lacked multifactor authentication. Attackers went undetected for days, and Change's backup strategy failed.
UnitedHealth confirms that Change Healthcare's network was breached by the BlackCat ransomware gang, who used stolen credentials to log into the company's Citrix remote access service, which did not have multi-factor authentication enabled. [...]
A trove of personal data belonging to millions of Americans is just the latest bullet point in a bad year for Citrix customers.
Comcast Cable Communications, doing business as Xfinity, disclosed on Monday that attackers who breached one of its Citrix servers in October also stole customer-sensitive information from its systems. [...]
Comcast Cable Communications, doing business as Xfinity, disclosed on Monday that attackers who breached one of its Citrix servers in October also stole customer-sensitive information from its systems. [...]
Ransomware gangs target exposed Citrix Netscaler devices using a publicly available exploit to breach large organizations, steal data, and encrypt files. [...]
The Lockbit ransomware attacks use publicly available exploits for the Citrix Bleed vulnerability (CVE-2023-4966) to breach the systems of large organizations, steal data, and encrypt files. [...]