Tag: exploit
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Chinese hackers used VMware ESX zero-day; PHP2Shell and Fragnesia chained to root firewalls
China-nexus threat actors have exploited a VMware ESX zero-day to hide their tracks and chained PHP2Shell flaws with the >>Fragnesia<< Linux kernel bug to root … First seen on helpnetsecurity.com Jump to article: www.helpnetsecurity.com/2026/10/29/php2shell-fragnesia-vmware-esx-zero-day/
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Linux Kernel TCP Flaw With 9.8 CVSS Score Affects Ubuntu, Red Hat and Other Distributions
A flaw in the Linux kernel’s TCP code, tracked as CVE-2026-98432, affects Ubuntu, Red Hat Enterprise Linux (RHEL), and other Linux distributions. The kernel’s own CVE team rates it 9.8 out of 10 on the CVSS scale.Anthropic said on October 27 that its AI model wrote an exploit that uses the flaw to let a…
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Coruna iOS Exploit Kit Hidden Behind Malicious Ads Targets Crypto Seed Phrases, ADEX Reports
Malicious iOS scripts have become a leading cause of ad platform suspensions. They accounted for about one in five suspensions in Q3 2026, according to the State of Ad Fraud 2026: ADEX Trust & Safety Report from anti-fraud firm ADEX. The report examines one scheme in detail. It was built on the Coruna exploit kit…
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Exploitation attempts against recently patched Oracle EBS flaw have begun (CVE-2026-101767)
Exploitation attempts have started against CVE-2026-101767, a recently patched Oracle E-Business Suite (EBS) flaw. “Our Oracle E-Business Suite decoys recorded exploratory … First seen on helpnetsecurity.com Jump to article: www.helpnetsecurity.com/2026/10/29/oracle-e-business-suite-cve-2026-101767-exploitation/
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Google’s Gemini 4 Carbon Leads Benchmarks for Finding, Exploiting, and Patching Vulnerabilities
Google on Wednesday took the wraps off Gemini 4 Carbon, its latest frontier model with state-of-the-art cybersecurity and long-horizon capabilities.”It shows significant gains across coding and agentic tasks as well as across key capabilities critical for cybersecurity defense, landing a firm lead in SEC-bench Pro (88.2%) for finding vulnerabilities, ExploitGym (54.8%) for exploitation, and First…
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Chinese Hackers Exploit VMware ESXi Zero-Day to Target Law Firms in Cyber Espionage Attacks
Chinese state-linked hackers have exploited a zero-day vulnerability in VMware ESXi during espionage operations aimed at U.S. law firms, according to CrowdStrike’s latest assessment of threats affecting the legal sector. The activity is attributed to WARP PANDA, a China-nexus adversary that deployed malware in victims’ VMware vCenter environments. This series of intrusions, which continued into…
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Webinar: How to Build AI Threat Readiness Into Your Security Operations
Security teams have spent years trying to detect threats faster. AI is changing the harder part: how much time defenders have left to act.Advanced AI models can now help attackers discover vulnerabilities, generate exploit code, and move through weaknesses faster than traditional security processes were built to handle.The challenge is no longer just finding another…
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Webinar: How to Build AI Threat Readiness Into Your Security Operations
Security teams have spent years trying to detect threats faster. AI is changing the harder part: how much time defenders have left to act.Advanced AI models can now help attackers discover vulnerabilities, generate exploit code, and move through weaknesses faster than traditional security processes were built to handle.The challenge is no longer just finding another…
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Webinar: How to Build AI Threat Readiness Into Your Security Operations
Security teams have spent years trying to detect threats faster. AI is changing the harder part: how much time defenders have left to act.Advanced AI models can now help attackers discover vulnerabilities, generate exploit code, and move through weaknesses faster than traditional security processes were built to handle.The challenge is no longer just finding another…
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New Cisco firewall zero-day exploited to crash SSL VPN devices
Cisco released security updates to patch a denial-of-service zero-day in Adaptive Security Appliance (ASA) and Threat Defense (FTD) software that attackers are exploiting to remotely crash vulnerable firewall devices. First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/security/cisco-warns-of-firewall-zero-day-exploited-to-crash-ssl-vpn-devices/
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Microsoft Edge Security Flaws Allow Attackers to Execute Code Without Memory Corruption
Researcher Orange Tsai from DEVCORE has published a complete exploit chain for Microsoft Edge that successfully escapes the browser’s sandbox and executes code on Windows. This exploit utilizes only logical vulnerabilities and does not involve any memory corruption. Tsai developed it for Pwn2Own Berlin 2026, where it earned a $175,000 award and later received the…
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Cisco Patches Actively Exploited ASA and FTD VPN Flaw That Can Crash Firewalls
Cisco has released patches to address a high-severity security flaw in Secure Firewall Adaptive Security Appliance (ASA) Software and Secure Firewall Threat Defense (FTD) Software that it said has been exploited in the wild.The vulnerability, tracked as CVE-2026-76418, is rated 8.6 on the CVSS scoring system. Successful exploitation could allow an unauthenticated, remote attacker to…
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Attacker Tried to Exploit Alpine Linux’s GitLab via CVSS 10.0 Flaw Its Ruby Left Open
An attacker tried to exploit a critical GitLab vulnerability on the Alpine Linux project’s own GitLab server a week after GitLab released a fix, Alpine Linux said on 28 October.The flaw, CVE-2026-97229 (CVSS score: 10.0), can let an attacker run code on a GitLab server through a crafted regular expression in a CI configuration. Alpine…
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Volt Typhoon Hackers Exploit Multiple Zero-Days to Breach U.S. Critical Infrastructure Networks
Tags: access, breach, china, cyber, data-breach, exploit, framework, group, hacker, hacking, infrastructure, network, vulnerability, zero-dayChinese state-sponsored hacking group Volt Typhoon has exploited multiple previously unknown vulnerabilities in enterprise management platforms to penetrate strategically significant organizations. Its investigation exposed Silent Train, a covert access framework built from rapidly rotating chains of compromised devices. Over three years, Black Lotus Labs issued hundreds of victim notifications, helping investigations uncover four confirmed zero-day…
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CISA Adds Actively Exploited VMware ESXi Logging Flaw to KEV Catalog
The Cybersecurity and Infrastructure Security Agency (CISA) added CVE-2026-41709, a vulnerability related to insufficient logging affecting Broadcom VMware ESX, to its Known Exploited Vulnerabilities (KEV) catalog. This decision was made after evidence of exploitation in the wild was discovered. The announcement, made on October 28, 2026, raised the priority of addressing this flaw, despite its…
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Cisco Patches Actively Exploited SSL VPN Vulnerability Affecting ASA and FTD Firewalls
Cisco has released security updates that address a critical vulnerability in the Remote Access SSL VPN service on its Secure Firewall Adaptive Security Appliance (ASA) and Threat Defense (FTD) software. This vulnerability, tracked as CVE-2026-76418, lets unauthenticated attackers trigger unexpected device reloads, causing a denial of service. The flaw is categorized as high severity, with…
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Hackers Exploited Cisco SD-WAN Flaw to Plant Malware Built to Steal Encryption Keys
Hackers exploited a critical Cisco Catalyst SD-WAN flaw, fixed in February, to plant custom malware inside the systems that control an organization’s SD-WAN network.The malware, called KeyDrift, is designed to copy the keys that encrypt traffic between sites and store them for later use, Cisco Talos said on October 28. Talos calls the attacks historical…
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Qualys CISO on what security teams can do as exploit campaigns grow
In this Help Net Security interview, Nathan Smolenski, CISO at Qualys, talks about how security teams can handle the growing volume of AI-discovered vulnerabilities. He … First seen on helpnetsecurity.com Jump to article: www.helpnetsecurity.com/2026/10/29/nathan-smolenski-qualys-ai-vulnerability-management/
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CISA Warns of Active Attacks Exploiting Critical Node2Shell RCE Vulnerability in Node.js
CISA has added CVE-2026-111497, a critical vulnerability in Google Brotli that affects Node.js, to its Known Exploited Vulnerabilities catalog following confirmed evidence of exploitation. Added on October 27, 2026, this flaw allows unauthenticated attackers to corrupt memory, disrupt services, disclose sensitive information, or potentially execute arbitrary code through maliciously crafted compressed streams. Federal agencies have…
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Cloudflare Image Transformation Flaw Allows Hackers to Bypass CSP and Execute Malicious JavaScript
Security researchers have demonstrated an attack chain against Cloudflare’s Image Transformations service that bypasses SVG sanitization and Content Security Policy (CSP), enabling malicious JavaScript execution on a targeted website’s origin. Published on October 28, 2026, the research combines an XML serialization flaw, Chromium cache behavior, and redirects that circumvent image source restrictions. Exploitation depends on…
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China-Linked Hackers Exploited VMware ESX Zero-Day to Reduce Audit Trail Visibility
Tags: attack, china, crowdstrike, cve, cybersecurity, exploit, flaw, hacker, infrastructure, kev, threat, vmware, vulnerability, zero-dayThe U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Wednesday added a security flaw impacting Broadcom VMware ESX to its Known Exploited Vulnerabilities (KEV) catalog, after CrowdStrike revealed that it had been weaponized by a China-nexus threat actor known as Warp Panda in attacks targeting the U.S. legal sector.The vulnerability in question is CVE-2026-41709 (CVSS…
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China-Linked Hackers Exploited VMware ESX Zero-Day to Reduce Audit Trail Visibility
Tags: attack, china, crowdstrike, cve, cybersecurity, exploit, flaw, hacker, infrastructure, kev, threat, vmware, vulnerability, zero-dayThe U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Wednesday added a security flaw impacting Broadcom VMware ESX to its Known Exploited Vulnerabilities (KEV) catalog, after CrowdStrike revealed that it had been weaponized by a China-nexus threat actor known as Warp Panda in attacks targeting the U.S. legal sector.The vulnerability in question is CVE-2026-41709 (CVSS…
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Attackers Exploit PHP2Shell Flaws in Internet-Exposed Palo Alto Networks Management Interfaces
Palo Alto Networks on Wednesday warned that threat actors are exploiting the recently patched PHP2Shell vulnerabilities against publicly-accessible management interfaces.”Active exploitation has been observed targeting the Palo Alto Networks management interface exposed to the internet,” the network security company said in an update to its advisory.The vulnerabilities, tracked as First seen on thehackernews.com Jump to…
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Security Researchers Demonstrate Chrome Sandbox Escapes, Telegram Zero-Click Attacks and iOS Zero-Day Research
Security researchers at OffensiveCon Japan 2026 explored topics including Chrome sandbox escapes, zero-click attack surfaces in Telegram, and newly discovered iOS zero-day vulnerabilities. This two-day program took place on October 2728. The published agenda also covered hypervisor exploitation, Windows privilege escalation, Linux kernel techniques, and AI-assisted security research. However, session titles alone do not indicate…
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Hackers Turn Compromised Websites Into Fake Cloudflare Verification Traps for Windows and Mac Users
Attackers are using compromised websites to present fake Cloudflare verification pages that steer Windows and macOS users toward executing malicious commands. The findings establish a delivery attempt, not a confirmed infection or identified malware family. The activity exploits the familiarity of browser security checks. Instead of completing a legitimate verification, visitors receive instructions intended to…
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Hackers Exploit PHP2Shell Vulnerabilities to Gain Root Access on 25 Firewall Servers
Tags: access, credentials, cyber, data-breach, exploit, firewall, flaw, government, hacker, linux, theft, vulnerabilityHackers chained PHP2Shell vulnerabilities with a Linux kernel privilege escalation flaw to gain root access on 25 servers, including three systems associated with a United States government-affiliated environment, according to Dream researchers. Discovered on October 25, the operation progressed from exposed firewall management interfaces to credential theft, persistent tunneling, and Active Directory reconnaissance. Dream recovered…
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OffSec Launches Free PHP2Shell Lab Following Critical Vulnerability Discovery
New York, United States, October 28th, 2026, CyberNewswire New hands-on lab lets security practitioners explore PHP2Shell exploitation firsthand as AI-assisted research reshapes vulnerability discovery. OffSec today announced the release of a free, interactive hands-on lab in Proving Grounds Play (PG Play) to help security practitioners examine and defend against the critical >>PHP2Shell<< vulnerabilities (CVE-2026-109618 and…
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Volt Typhoon Used Covert Silent Train Network in Four Zero-Day Exploitation Campaigns
The China-nexus cyber espionage group known as Volt Typhoon has been attributed to a now-disrupted covert access network dubbed Silent Train that has been put to use for zero-day exploitation and strategic access.”First identified in late 2023, Silent Train uses rotating chains of compromised SOHO, IoT, and enterprise infrastructure,” Lumen Technologies Black Lotus Labs said…
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PHP2Shell Attack Roots 25 Servers, Breaches U.S. Government-Affiliated Network
Tags: ai, attack, breach, china, cybersecurity, data-breach, exploit, government, intelligence, network, threat, vulnerabilityCybersecurity researchers have disclosed details of what appears to be an artificial intelligence (AI)-assisted attack orchestrated by a suspected China-nexus threat actor that has leveraged the PHP2Shell vulnerabilities to breach exposed systems.The activity, which was observed on October 25, 2026, involved an attacker combining PHP2Shell with a kernel privilege escalation exploit to root First seen…