The U.S. Cybersecurity and Infrastructure Security Agency (CISA) ordered government agencies to patch their Citrix NetScaler appliances against an actively exploited vulnerability by Thursday. [...]
Healthcare IT firm CareCloud has disclosed a data breach incident that exposed sensitive data and caused a network disruption lasting approximately eight hours. [...]
The massive amount of junk code that hides the malware's logic from security scans was almost certainly generated by AI, researchers say.
A newly identified malicious implant named RoadK1ll is enabling threat actors to quietly move from a compromised host to other systems on the network. [...]
Check Point says outbound controls blocked web traffic but overlooked DNS OpenAI talks up data security for its AI services, yet Check Point says that ChatGPT allowed data to leak through a DNS side channel before the flaw was fixed.…
Hackers are exploiting a critical severity vulnerability, tracked as CVE-2026-3055, in Citrix NetScaler ADC and NetScaler Gateway appliances to obtain sensitive data. [...]
CVE-2025-53521 was initially disclosed in October as a high-severity denial-of-service (DoS) flaw, but new information has revealed the bug is actually much more dangerous.
Also, EU probes Snapchat, RedLine suspect extradited, AstraZeneca leak claim surfaces, and more infosec in brief The cybercrime crew linked to the Trivy supply-chain attack has struck again, this time pushing malicious Telnyx package versions to PyPI in an effort to plant credential-stealing malware on developers’ systems.…
The two key economic sectors struggle with security for a reason: Many insiders view access management as a roadblock, while attackers see it as a way in.
The vulnerability, which is allegedly triggered by a corrupted sticker in the messaging app, received a 9.8 CVSS score, but Telegram denies it exists.
Tax-season phishing floods deliver RMM malware, credential theft, BEC and tax-form scams
Apple has introduced a security feature in macOS Tahoe 26.4 that blocks pasting and executing potentially harmful commands in Terminal and alerts users to possible risks. [...]
AI SOC agents can reduce alert fatigue, but most teams fail to measure real outcomes. Prophet Security breaks down Gartner's questions for evaluating AI SOC agents and separating real impact from hype. [...]
Lloyds app glitch exposed up to 447,936 customers’ transactions and personal data during update
Researchers say attackers are already looting vulnerable boxes In-the-wild exploitation of a critical Citrix NetScaler bug has begun less than a week after disclosure, with researchers warning that attackers are already poking and pillaging vulnerable boxes.…
Researchers at ReliaQuest warn of persistent malware campaign targeting enterprise credentials
F5 has reclassified a BIG-IP APM denial-of-service (DoS) vulnerability as a critical-severity remote code execution (RCE) flaw, warning that attackers are exploiting it to deploy webshells on unpatched devices. [...]
Researchers from watchTowr and Defused have found evidence that attackers are actively exploiting CVE-2026-3055, a critical NetScaler vulnerability
Brussels notifying 'Union entities' whose data may've been snatched in websites breach The European Commission has admitted that attackers broke into its public-facing web infrastructure and siphoned off data in a bare-bones disclosure that answers the what but ducks most of the how.…
Microsoft has pulled a buggy Windows 11 non-security preview update to investigate a known issue that triggers 0x80073712 errors during installation. [...]