A purported ad-blocker exfiltrates reams of sensitive information and benefits from having Google's stamp of approval despite researcher warnings.
Incident responders began warning of potential vulnerabilities in NetScaler Gateway products on Saturday before cybersecurity agencies in the Netherlands, U.S. and U.K. released advisories on Sunday confirming vulnerabilities. Citrix itself confirmed eight new vulnerabilities.
The JadePuffer ransomware operator is targeting Azure tenants with agent-driven attacks that conduct reconnaissance, steal credentials, and destroy core components. [...]
The "agentic threat actor" may have used exposed credentials to access resources and delete cloud-based storage, applications, and databases.
SecurityWeek seeks original, vendor-neutral presentations that help cybersecurity leaders navigate emerging threats, strengthen resilience, and address the strategic challenges facing today’s enterprise security programs. The post Call for Presentations Open for 2026 CISO Forum Virtual Summit appeared first on SecurityWeek.
Authorities in the Netherlands have arrested a 23-year-old convicted cybercriminal on suspicion of aiding in data thefts and extortions by the prolific hacker group ShinyHunters. In the days immediately following the suspect's arrest, remaining ShinyHunters members dramatically escalated their attacks, stealing highly sensitive data from the FBI and extorting the Russian ransomware group Cl0p.
Microsoft Threat Intelligence identified NeedyMantis, a modular post-compromise malware framework used in targeted intrusions that combines custom loaders, encrypted archives, and extensible components to maintain long-term access and support follow-on operations. The post NeedyMantis: Unpacking a post-compromise malware family used in targeted operations appeared first on Microsoft Security Blog.
Nearly 400,000 DC Medicaid and Healthcare Alliance beneficiaries may have had personal data exposed through reports published on a public website. The District of Columbia Department of Health Care Finance is notifying nearly 400,000 Medicaid and DC Healthcare Alliance beneficiaries that their personal information may have been exposed. The incident affects people who enrolled between […]
A domain used as harmless placeholder text showed up in roughly 1,700 repositories. Then somebody registered it and started serving malicious lures. That is the kind of week this was: forgotten assumptions turning into live attack surface. Elsewhere, weak service accounts, old bugs, exposed systems, phishing kits, and strangely easy exploit paths kept doing useful work for attackers. Nothing
Infostealer logs exposed AI account credentials and sessions tied to more than 80,000 corporate domains, creating risks ranging from stolen conversations to LLMjacking. SOCRadar examines the growing market for stolen AI logins and how organizations can identify their exposure. [...]
For the latest discoveries in cyber research for the week of 28th September, please download our Threat Intelligence Bulletin. TOP ATTACKS AND BREACHES The FBI has confirmed unauthorized activity affecting FBIjobs.gov after the ShinyHunters group defaced the website. The group claimed to have stolen employee and applicant information and shared samples of purported FBI personnel […] The post 28th September – Threat Intelligence Report appeared first on Check Point Research.
Hackers stole personal data from a Polish healthcare software provider in the latest cyberattack to hit the country’s medical sector in recent months.
A former soldier in the U.S. Army was sentenced to more than five years in federal prison after pleading guilty to hacking into several telecommunications companies and leaking sensitive records.
Cameron John Wagenius was sentenced to 70 months in prison for stealing information from the wireless carriers. The post Prison Sentence for Former US Soldier Who Hacked AT&T and Verizon appeared first on SecurityWeek.
AI agents are moving into production faster than security teams can govern them. They are connecting to apps, handling data, calling APIs, and acting across business systems—often without the same controls applied to human users. According to Okta’s Global CISO Insights 2026 report, only 47% of CISOs are confident they can identify every AI agent in their environment. Even among those who feel
Cybersecurity researchers have disclosed details of a new botnet malware called Carbonato that's targeting exposed Docker daemons to deploy an open-source artificial intelligence (AI) agent framework called Hermes Agent. "The implant installs the framework unchanged, then overwrites its SOUL.md persona file," ThreatDown said. "The 39-line prompt directs it to execute tasks received through
The Medicaid IDs and other information of Medicaid and DC Healthcare Alliance beneficiaries were exposed. The post DC Health Agency Exposes 400,000 Beneficiary Records appeared first on SecurityWeek.
The extortion group has modified its exploit in new attacks targeting the PeopleSoft vulnerability CVE-2026-35273. The post Google Warns of ShinyHunters’ Fresh Oracle PeopleSoft Campaign appeared first on SecurityWeek.
Microsoft details Storm-3168, the JADEPUFFER-linked actor that used stolen service principals to delete Azure storage in minutes and harvest keys. Microsoft just published the first detailed look at what JADEPUFFER does inside Azure. Sysdig first spotted the group’s activity in July 2026 and called it the first documented agentic ransomware operation. Microsoft tracks the same […]
A New Mexico jury has found Facebook liable for deceiving users about privacy protections on the platform. The post New Mexico Jury Finds Facebook Liable for Deceiving Users About Privacy Protections appeared first on SecurityWeek.
The platform combines open source software and a reference system design to keep AI agents within set boundaries. The post Nvidia Unveils AI Agent Safety Platform With Hardware-Based Watchdog appeared first on SecurityWeek.
OverviewOn September 27, 2026, Citrix disclosed eight new vulnerabilities affecting NetScaler ADC and NetScaler Gateway, including two critical remote code execution (RCE) vulnerabilities: CVE-2026-88771 and CVE-2026-88772. Both of these RCE vulnerabilities carry a critical CVSSv4 score of 9.5, and both have been confirmed as being actively exploited in the wild as zero-days prior to the vendor disclosure. CVE-2026-88771 affects vulnerable NetScaler deployments in their default configuration, w…
The company says the measure was precautionary and that it has no evidence of Kiteworks or customer systems being compromised. The post Kiteworks Urges Server Shutdown, Finds Advanced Forms Vulnerability appeared first on SecurityWeek.
Cryptocurrency exchange Bitget has resumed Bitcoin withdrawals suspended after suspected North Korean hackers breached its systems last week and stole over $350 million. [...]
The threat actor known as JADEPUFFER has been observed orchestrating destructive actions within a Microsoft Azure environment using compromised service principals. Microsoft, which is tracking the activity under the name Storm-3168, has called it an evolution of the threat actor's tradecraft. The attack took place in early June 2026 over a period of about 18 hours. "The destructive operations
When phishing can increasingly pass familiar checks, avoiding or limiting the damage depends on how quickly your company can detect and contain the attack
U.S. Cybersecurity and Infrastructure Security Agency (CISA) adds Citrix NetScaler flaws to its Known Exploited Vulnerabilities catalog. The U.S. Cybersecurity and Infrastructure Security Agency (CISA) added the following vulnerabilities to its Known Exploited Vulnerabilities (KEV) catalog: CVE-2026-88771 (CVSS score: 9.5) is a remote code execution vulnerability caused by improper input validation that could allow an unauthenticated remote […]
A former U.S. Army soldier has been sentenced to 70 months in prison for hacking and extorting at least 10 U.S. technology and telecommunications companies between April 2023 and December 2024. [...]
Citrix has released patches for the critical NetScaler vulnerabilities tracked as CVE-2026-88771 and CVE-2026-88772. The post Citrix Confirms 2 NetScaler Zero-Days After Admins Pulled the Plug appeared first on SecurityWeek.
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Sunday added two critical Citrix NetScaler ADC and Gateway flaws to its Known Exploited Vulnerabilities (KEV) catalog, following reports of active exploitation. The vulnerabilities are listed below - CVE-2026-88771 (CVSS score: 9.5) - An improper input validation vulnerability that could allow an unauthenticated attacker to
