Tag: zero-day
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Overconfidence is the new zero-day as teams stumble through cyber simulations
Readiness metrics have flatlined since 2023, with most sectors slipping backward as teams fumble crisis drills First seen on theregister.com Jump to article: www.theregister.com/2025/11/17/immersive_cyber_resilience_report/
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Week in review: Windows kernel flaw patched, suspected Fortinet FortiWeb zero-day exploited
Here’s an overview of some of last week’s most interesting news, articles, interviews and videos: Adopting a counterintelligence mindset in luxury logistics In this Help Net … First seen on helpnetsecurity.com Jump to article: www.helpnetsecurity.com/2025/11/16/week-in-review-windows-kernel-flaw-patched-suspected-fortinet-fortiweb-zero-day-exploited/
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Imunify360 Zero-Day Leaves Millions of Websites Open to RCE
A critical flaw in Imunify360 allowed attacker code to run during scans, putting millions of websites at risk. First seen on esecurityplanet.com Jump to article: www.esecurityplanet.com/threats/imunify360-zero-day-leaves-millions-of-websites-open-to-rce/
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Fortinet confirms silent patch for FortiWeb zero-day exploited in attacks
Fortinet has silently patched a critical zero-day vulnerability in its FortiWeb web application firewall, which is now being widely exploited. First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/security/fortinet-confirms-silent-patch-for-fortiweb-zero-day-exploited-in-attacks/
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Fortinet confirms silent patch for FortiWeb zero-day exploited in attacks
Fortinet has silently patched a critical zero-day vulnerability in its FortiWeb web application firewall, which is now being widely exploited. First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/security/fortinet-confirms-silent-patch-for-fortiweb-zero-day-exploited-in-attacks/
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A suspected Fortinet FortiWeb zero-day is actively exploited, researchers warn
A suspected (but currently unidentified) zero-day vulnerability in Fortinet FortiWeb is being exploited by unauthenticated attackers to create new admin accounts on … First seen on helpnetsecurity.com Jump to article: www.helpnetsecurity.com/2025/11/14/fortinet-fortiweb-zero-day-exploited/
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Fighting AI with AI: Adversarial bots vs. autonomous threat hunters
Tags: access, ai, attack, automation, backup, breach, bug-bounty, cloud, credentials, cyber, cybersecurity, data, defense, endpoint, exploit, hacker, healthcare, identity, infrastructure, Internet, iot, least-privilege, malicious, network, phishing, startup, technology, threat, tool, update, vpn, vulnerability, zero-dayWhile there’s no doubt AI holds great potential for cybersecurity, in practice, it’s mainly being used to automate what we’re already doing. For companies to stand a chance, we need new approaches to AI-powered defense, not optimized ones. Attackers already have systemic advantages that AI amplifies dramatically. While there are some great examples of how…
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Fighting AI with AI: Adversarial bots vs. autonomous threat hunters
Tags: access, ai, attack, automation, backup, breach, bug-bounty, cloud, credentials, cyber, cybersecurity, data, defense, endpoint, exploit, hacker, healthcare, identity, infrastructure, Internet, iot, least-privilege, malicious, network, phishing, startup, technology, threat, tool, update, vpn, vulnerability, zero-dayWhile there’s no doubt AI holds great potential for cybersecurity, in practice, it’s mainly being used to automate what we’re already doing. For companies to stand a chance, we need new approaches to AI-powered defense, not optimized ones. Attackers already have systemic advantages that AI amplifies dramatically. While there are some great examples of how…
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Clop claims it hacked ‘the NHS.’ Which bit? Your guess is as good as theirs
Cybercrime crew has ravaged multiple private organizations using Oracle EBS zero-day for months First seen on theregister.com Jump to article: www.theregister.com/2025/11/14/nhs_clop/
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Fortinet FortiWeb Zero-Day Exploited to Gain Full Admin Access
A critical zero-day vulnerability in Fortinet FortiWeb has been actively exploited in the wild, allowing attackers to gain complete administrator access without any prior authentication. The flaw affects Fortinet’s Web Application Firewall, which is designed to protect web applications from malicious traffic. Vulnerability Discovery and Exploitation On October 6, 2025, cyber deception company Defused published…
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Amazon Exposes Advanced APT Exploiting Cisco ISE (RCE) and Citrix Bleed Two as Simultaneous Zero-Days
The post Amazon Exposes Advanced APT Exploiting Cisco ISE (RCE) and Citrix Bleed Two as Simultaneous Zero-Days appeared first on Daily CyberSecurity. First seen on securityonline.info Jump to article: securityonline.info/amazon-exposes-advanced-apt-exploiting-cisco-ise-rce-and-citrix-bleed-two-as-simultaneous-zero-days/
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Hackers Exploited Cisco ISE Zero-Day
Tags: access, authentication, cisco, control, exploit, flaw, hacker, hacking, network, remote-code-execution, software, vulnerability, zero-dayFlaw Enabled Remote Code Execution, Say AWS Researchers. Researchers from AWS said they spotted a hacking campaign taking advantage of a zero-day vulnerability in Cisco network access control software before the routing giant patched it earlier this year. The flaw let attackers perform pre-authentication remote code execution. First seen on govinfosecurity.com Jump to article: www.govinfosecurity.com/hackers-exploited-cisco-ise-zero-day-a-30031
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UK NHS Named in Clop Gang’s Exploits of Oracle Zero-Days
British Health System Investigates Claim Amid Wave of Enterprise Data Thefts. Ransomware gang Clop has claimed the United Kingdom’s National Health Service among its latest victims. The NHS confirmed that it is listed on a cybercriminal group’s dark website, but did not comment on Clop’s claims. The hack attack appears tied to Oracle E-Business Suite…
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EOL-Software gefährdet Unternehmenssicherheit
Geräte mit End-of-Life-Software (EOL) stellen nach wie vor ein weit verbreitetes Sicherheitsproblem in Unternehmen dar.Laut einer Studie von Palo Alto Networks laufen 26 Prozent der Linux-Systeme und acht Prozent der Windows-Systeme mit veralteten Versionen. Die Ergebnisse basieren auf Telemetriedaten von 27 Millionen Geräten in den Netzwerken von 1.800 Unternehmen.Die Analyse offenbart zudem, dass 39 Prozent…
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Kaspersky findet kritische Mängel in Telematik-Ökosystemen – Zero-Day-Schwachstelle in vernetzten Fahrzeugen entdeckt
First seen on security-insider.de Jump to article: www.security-insider.de/kaspersky-audit-schwachstellen-fahrzeug-telematiksystemen-a-2049d8a2d3abb023ec6562514d3f9bfb/
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Zero-day exploits hit Cisco ISE and Citrix systems in an advanced campaign
Tags: access, attack, authentication, cisco, citrix, credentials, defense, encryption, endpoint, exploit, identity, infrastructure, monitoring, network, risk, service, tactics, threat, update, zero-daypatch-gap exploitation technique is a hallmark of sophisticated threat actors who closely monitor security updates and quickly weaponize vulnerabilities.”Amazon did not immediately respond to CSO’s queries on why it’s sharing information about the zero-day exploits months after.After gaining access, the actor deployed a tailor-made web shell disguised as the “IdentityAuditAction” component of Cisco ISE. It…
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CISA Warns of Active Exploitation of Windows Kernel 0-Day Enabling Privilege Escalation
Tags: cisa, cve, cyber, cybersecurity, exploit, flaw, infrastructure, microsoft, vulnerability, windows, zero-dayThe Cybersecurity and Infrastructure Security Agency (CISA) has issued an urgent warning about the active exploitation of a new zero-day vulnerability in Microsoft Windows. This security flaw, tracked as CVE-2025-62215, affects the Windows Kernel and could allow attackers to escalate their privileges if successfully exploited. Overview of the Vulnerability CVE-2025-62215 is a race condition vulnerability…
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ThreatsDay Bulletin: Cisco 0-Days, AI Bug Bounties, Crypto Heists, State-Linked Leaks and 20 More Stories
Behind every click, there’s a risk waiting to be tested. A simple ad, email, or link can now hide something dangerous. Hackers are getting smarter, using new tools to sneak past filters and turn trusted systems against us.But security teams are fighting back. They’re building faster defenses, better ways to spot attacks, and stronger systems…
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Amazon alerts: advanced threat actor exploits Cisco ISE Citrix NetScaler zero-days
Amazon warns that an advanced threat actor exploited zero-days in Cisco ISE and Citrix NetScaler to deploy custom malware. Amazon’s threat intelligence researchers spotted an advanced threat actor exploiting two previously undisclosed zero-day flaws in Cisco Identity Service Engine (ISE) and Citrix NetScaler ADC to deliver custom malware. Attackers also exploited multiple undisclosed vulnerabilities. Amazon’s…
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Zero-Day Vulnerabilities in Cisco and Citrix Targeted by APT Group, Amazon Confirms
Amazon’s threat intelligence division has revealed a cyber-espionage campaign involving an advanced persistent threat (APT) group exploiting previously undisclosed zero-day vulnerabilities in systems from Cisco and Citrix. The investigation showed that the attackers specifically targeted critical identity and network access control infrastructure; components of enterprises rely on managing authentication and enforcing security policies across their networks. First…
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Zero-Day Vulnerabilities in Cisco and Citrix Targeted by APT Group, Amazon Confirms
Amazon’s threat intelligence division has revealed a cyber-espionage campaign involving an advanced persistent threat (APT) group exploiting previously undisclosed zero-day vulnerabilities in systems from Cisco and Citrix. The investigation showed that the attackers specifically targeted critical identity and network access control infrastructure; components of enterprises rely on managing authentication and enforcing security policies across their networks. First…
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China-nahe APT nutzt Windows-Zero-Day für gezielte Spionageangriffe – Zero-Day in Windows bedroht Europas Diplomaten
First seen on security-insider.de Jump to article: www.security-insider.de/windows-zero-day-china-apt-eu-diplomaten-a-9791b49713e5100c5232c580b91dcc77/
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‘CitrixBleed 2’ Wreaks Havoc as Zero-Day Bug
The same APT hammered critical bugs in Citrix NetScaler (CVE-2025-5777) and the Cisco Identity Service Engine (CVE-2025-20337) in a sign of growing adversary interest in identity and access management systems. First seen on darkreading.com Jump to article: www.darkreading.com/vulnerabilities-threats/citrixbleed-2-cisco-zero-day-bugs
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‘Advanced’ hacker seen exploiting Cisco, Citrix zero-days
The hackers notably used custom malware and were exploiting CVE-2025-5777, now known colloquially as “Citrix Bleed Two”, before it was disclosed publicly in July. First seen on therecord.media Jump to article: therecord.media/advanced-hacker-exploiting-cisco-citrix-zero-days-amazon
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Amazon pins Cisco, Citrix zero-day attacks to APT group
The vendors disclosed and patched the defects last summer, but not before advanced attackers exploited the vulnerabilities to likely gain prolonged access for espionage, according to Amazon. First seen on cyberscoop.com Jump to article: cyberscoop.com/amazon-threat-intel-apt-group-cisco-citrix-zero-days/
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Amazon pins Cisco, Citrix zero-day attacks to APT group
The vendors disclosed and patched the defects last summer, but not before advanced attackers exploited the vulnerabilities to likely gain prolonged access for espionage, according to Amazon. First seen on cyberscoop.com Jump to article: cyberscoop.com/amazon-threat-intel-apt-group-cisco-citrix-zero-days/