Tag: attack
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Microsoft 365 Token-Replay Attacks Compromise 97 Accounts at 79 Organizations
Cybersecurity researchers have disclosed a Microsoft 365 campaign that has been observed leveraging an adversary-in-the-middle (AitM) relay to capture sign-in sessions and then replay the stolen tokens to break into email accounts at 79 organizations.Huntress, which observed the activity between July 14 and September 22, 2026, said it detected 497 successful Microsoft 365 sign-in events…
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Cloudflare Adds New WAF Rules to Detect Attacks Targeting CVE-2026-111497
Cloudflare announced an emergency release of its Web Application Firewall (WAF) on October 25, 2026. This update introduces two detection rules for the Brotli vulnerability tracked as CVE-2026-111497. These rules specifically target requests that declare Brotli body encoding and traffic accessing the Next.js image optimization endpoint. By default, both rules are enabled in Log mode,…
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PHP2Shell Exploitation Attempts Continue Amid Suspected N. Korea Global Scanning Activity
In an update, Palo Alto Networks Unit 42 said it’s retracting its earlier assessment that the post-compromise activity targeting the European government agency involved the exploitation of the PHP2Shell flaws.”What researchers saw was an attack against a European government agency executed in the context of a vulnerable PHP application,” a spokesperson for the company told…
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Unpatched Tailscale SSH Flaws Could Let a Hacked Device Reach Root on Other Servers
A single hacked device on a Tailscale network can be used to gain root access to other servers it can reach, according to a security researcher who published the findings this week.The attack requires two things: Tailscale SSH set up to allow port forwarding, and an attacker who already controls one device that the network’s…
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SECURITY AFFAIRS MALWARE NEWSLETTER ROUND 120
Security Affairs Malware newsletter includes a collection of the best articles and research on malware in the international landscape Malware Newsletter Auditing the auditor: Unmasking Apex Accelerator GhostAction Attack Escalates By Targeting GitHub Users Plex vulnerabilities being exploited in the wild to drop a cryptominer WordPress Rank Math SEO PRO Plugin 3.0.123 is vulnerable […]…
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Pierluigi Paganini answers questions about the PHP2Shell flaws
Pierluigi Paganini answers questions about the PHP2Shell vulnerability, early exploitation, AI-assisted attacks, and the risks to businesses, servers, and personal data. 1. Your latest report reveals that hackers began exploiting the PHP2Shell vulnerability four days before it was publicly disclosed. First, can you explain what PHP is, how widely it is used across the internet,…
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SPECTER Attack Uses USB Power Signals to Leak Data From Air-Gapped PCs
Researchers demonstrated SPECTER, a technique that leaks data from compromised air-gapped PCs through USB power controls, phone charging changes and peripherals. First seen on hackread.com Jump to article: hackread.com/specter-usb-power-signals-air-gapped-pcs-leak-data/
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The PHP Meltdown Shows How AI Makes Bugs More Exploitable
Security researchers used AI tools to help uncover years-old vulnerabilities in the PHP web scripting language. Then the AI-assisted attacks began. First seen on wired.com Jump to article: www.wired.com/story/kernel-panic-the-php-meltdown-shows-how-ai-makes-bugs-more-exploitable/
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Hackers Breached LiteLLM GitHub Repository 11 Days Before Supply Chain Attack
Hackers accessed LiteLLM’s GitHub organization and executed credential-stealing workflows eleven days before the October 21 supply chain attack that distributed malicious litellm==1.107.0 packages. The findings establish a longer compromise window preceding the poisoned releases. Socket recovered malicious workflows executed inside BerriAI/litellm on October 10 and October 12, 2026. Both used the maintenance-style commit message ci:…
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Abandoned Popcorn Time app exposed millions of devices to RCE attacks
Researchers remotely disabled a vulnerable updater in the abandoned Time4Popcorn app, a fork of the Popcorn Time BitTorrent client, closing a security flaw that could have allowed attackers to execute malicious code with elevated privileges on millions of computers. First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/security/abandoned-popcorn-time-app-exposed-millions-of-device-to-rce-attacks/
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ISMG Editors: Stolen Vendor API Secret Exposes Microsoft 365
ConnectWise Supply-Chain Hack, Rogue AI Agents and Rising AI Token Costs. In this week’s panel, four ISMG editors discussed the potentially far-reaching supply-chain attack involving ConnectWise, growing concerns over rogue AI agents, and Microsoft and Nvidia’s push to bring AI processing back onto company hardware as enterprises grapple with rising token costs. First seen on…
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Overlord RAT Uses Fake Legal Notices to Infect Windows PCs in New Campaign
WatchGuard details Overlord RAT attacks using fake Brazilian legal notices, plus Lampion malware and a separate remote access… First seen on hackread.com Jump to article: hackread.com/overlord-rat-fake-legal-notices-infect-windows-pcs/
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AI Tools Are Generating Massive Attacks for Little Cost
One campaign targets 105 sites using open-weight models; in another, public models gained full domain control for $12. Cyber-defense will have to change. First seen on darkreading.com Jump to article: www.darkreading.com/cybersecurity-operations/ai-tools-massive-attacks-little-cost
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Russia-Linked Hackers Used New Mesh Network Backdoor in Destructive Ukraine Attack
The Russian state-sponsored hacking group Sandworm teamed up with another threat actor to carry out a destructive wiping attack targeting a Ukrainian logistics company last year.According to ESET, the attack involved UAC-0099 (aka Earth Sirrush) obtaining initial access to the target on July 16, 2025, via a spear-phishing email bearing a malware-laced attachment that led…
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Large businesses’ cybersecurity insurance claims are now less frequent but more expensive
AI-powered attacks and hidden supply-chain weaknesses are making insurers’ work more difficult, according to a new report. First seen on cybersecuritydive.com Jump to article: www.cybersecuritydive.com/news/cybersecurity-insurance-market-ai-supply-chain/833841/
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Tinned mackerel, hand-crank radios and bags for poo: crisis-prepping guides around the world
UK allies have long urged people to stockpile supplies for a crisis. How are people from France to Australia being advised to prepare?The UK has told people to <a href=”https://www.theguardian.com/politics/2026/oct/22/britain-prepare-infrastructure-attacks-hostile-states-wes-streeting”>fill their pantries with food for three days in case of catastrophe, joining a host of countries urging citizens to ready themselves for core systems failing.Such…
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Tinned mackerel, hand-crank radios and bags for poo: crisis-prepping guides around the world
UK allies have long urged people to stockpile supplies for a crisis. How are people from France to Australia being advised to prepare?The UK has told people to <a href=”https://www.theguardian.com/politics/2026/oct/22/britain-prepare-infrastructure-attacks-hostile-states-wes-streeting”>fill their pantries with food for three days in case of catastrophe, joining a host of countries urging citizens to ready themselves for core systems failing.Such…
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Quest Diagnostics warns of potential data theft after attack on lab service system
Nationwide lab test company Quest Diagnostics said one of its key systems may have experienced a breach of patient data. First seen on therecord.media Jump to article: therecord.media/quest-diagnostics-network-intrusion
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PHP2Shell: Millions of Attacks, No Confirmed Successful Exploits Yet
PHP2Shell attacks have surged into the millions, but no successful exploitation is confirmed. Patch it immediately. On October 21, PHP released emergency patches for two critical vulnerabilities tracked as CVE-2026-109618 and CVE-2026-109619 (CVSS score of 9.2), affecting every PHP version that handles web requests. The bug code dates back to PHP 5.4 from 2012, lives…
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Russian-Linked Hackers Used New Mesh Network Backdoor in Destructive Ukraine Attack
The Russian state-sponsored hacking group Sandworm teamed up with another threat actor to carry out a destructive wiping attack targeting a Ukrainian logistics company last year.According to ESET, the attack involved UAC-0099 (aka Earth Sirrush) obtaining initial access to the target on July 16, 2025, via a spear-phishing email bearing a malware-laced attachment that led…
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Attacks on Tech Firms Behind Most Third-Party Data Breach Victims
Kroll found that 69% of data breach victims in the past year were affected by a third-party breach, with attacks on tech companies the most common cause First seen on infosecurity-magazine.com Jump to article: www.infosecurity-magazine.com/news/tech-third-party-breach-victims/
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PoC Exploit Released for Two Critical PHP RCE Vulnerabilities as Hackers Launch Attacks
Tags: attack, cve, cvss, cyber, data-breach, exploit, hacker, rce, remote-code-execution, sophos, vulnerabilityPublic proof-of-concept exploit code targeting two critical PHP vulnerabilities has surfaced as attackers scan exposed servers and attempt exploitation. Tracked as CVE-2026-109618 and CVE-2026-109619, the vulnerabilities are collectively called PHP2Shell and carry CVSS v4.0 scores of 9.2, potentially allowing unauthenticated remote code execution with web server privileges. However, Sophos has corrected an earlier report of…
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Hackers hijack exposed AI models to launch cyberattacks at victims’ expense
An attack tool built around AI goes looking for AI models that anyone on the internet can reach, then uses them to plan break-ins while the model’s owner pays for the … First seen on helpnetsecurity.com Jump to article: www.helpnetsecurity.com/2026/10/23/llmjacking-agent-hijacks-exposed-ai-models/
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Critical Citrix NetScaler RCE Vulnerability Under Active Attack as Hackers Deliver FreeBSD Malware
Citrix NetScaler ADC and Gateway appliances are under active attack via CVE-2026-88771, a critical, unauthenticated remote code execution vulnerability that requires no optional features to be enabled. ThreatLabz observed attackers poisoning logs to trigger command execution, planting web shells and attempting to deploy a FreeBSD x64 implant. Citrix disclosed the vulnerability on September 27, 2026,…
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North Korea Hit by Multiple Waves of DDoS Attacks, Knocking Over 40 Websites Offline
Multiple waves of DDoS attacks disrupted North Korea’s internet infrastructure this week, intermittently knocking over 40 official websites offline for about 32 hours. Network monitoring company Kentik linked the outages to synchronized surges of inbound traffic that began on October 20, 2026. Doug Madory, Kentik’s director of internet analysis, noted that aggregate traffic data showed…
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PHP2Shell Exploit Attempts Hit Millions as Attackers Try to Deploy Mirai Malware
Threat actors have been observed unsuccessfully attempting to exploit the newly disclosed PHP2Shell vulnerabilities to rope infected systems into a Mirai botnet variant called Potassium, as it emerges that weaponizing the flaws may be harder than previously thought.The attacks aim to exploit CVE-2026-109618 and CVE-2026-109619 (CVSS scores: 9.2), which can result in unauthenticated remote First…
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Critical Oracle Java Flaw With CVSS 9.1 Allows Unauthenticated Remote Attacks
Oracle issued a security alert for CVE-2026-91403, a critical vulnerability affecting Oracle Java SE and GraalVM. Attackers can exploit this vulnerability remotely without authentication. The advisory, published on October 21, 2026, assigns the flaw a CVSS 3.1 score of 9.1 and advises distrusting impacted intermediate certificate authority certificates associated with eMudhra. The vulnerability specifically impacts…
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Hacker Turned DeepSeek Into an AI Cybercrime Assistant to Attack Universities and Steal Data
A threat actor using the handle BUGSTER configured DeepSeek V4 as the reasoning engine for an AI-assisted cybercrime operation that targeted organizations in India, including universities. Unit 42, Palo Alto Networks’ threat-intelligence team, says the actor used AI-generated reconnaissance and scripts to brute-force a university website and successfully stole a database containing more than 5,200…