Tag: malicious
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FakeGit Campaign Uses 7,600 GitHub Repositories to Spread SmartLoader Malware
Cybersecurity researchers have discovered nearly 7,600 malicious GitHub repositories, out of which more than 800 pose as artificial intelligence (AI) skills or Model Context Protocol (MCP) servers to deliver a malware family known as SmartLoader as part of an ongoing campaign codenamed FakeGit.”FakeGit uses copied projects, lookalike developer profiles, convincing READMEs, and malicious ZIP First…
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New HollowGraph malware uses Microsoft Graph for stealthy C2 comms
A malicious component dubbed HollowGraph uses the calendar feature in compromised Microsoft 365 mailboxes as a command-and-control channel to receive attacker commands and exfiltrate stolen data. First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/security/new-hollowgraph-malware-uses-microsoft-graph-for-stealthy-c2-comms/
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Critical 7-Zip Flaw Allows Code Execution by Opening Crafted XZ-Compressed Files. Update it now!
7-Zip fixed a vulnerability that could let attackers run code by tricking users into opening malicious XZ-compressed archive files. 7-Zip released version 26.02 to address a remote code execution vulnerability in its handling of XZ-compressed data. The flaw, discovered by researcher Landon Peng, can be triggered through a specially crafted archive. If a user opens…
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Scams Now Drive Almost Half of All Malware Detections as Attackers Weaponise Everyday Trust
Scams accounted for almost 46% of all threat detections in the first half of 2026, making them the single largest category of malicious activity tracked by Gen Digital, the company behind Norton, Avast, LifeLock and MoneyLion, according to its newly published Threat Report H1 2026. The report, Gen’s first half-yearly threat publication after previously reporting…
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One Malicious Web Request Can Turn an Exposed SharePoint Server Into a Persistent Backdoor
Tags: advisory, backdoor, cisa, cyber, data-breach, exploit, malicious, microsoft, remote-code-execution, update, vulnerabilityA newly disclosed cluster of Microsoft SharePoint Server vulnerabilities is actively being exploited in the wild, allowing attackers to convert a single crafted web request into full remote code execution and long-term persistence across enterprise environments. Security updates released in July 2026, alongside a CISA advisory, confirm that multiple vulnerabilities are already being weaponized against…
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SleeperGem Uses Three Malicious RubyGems Packages to Target Developer Machines
Cybersecurity researchers have flagged a new software supply chain attack codenamed SleeperGem targeting the Ruby ecosystem after three malicious gems were published to RubyGems with the end goal of serving additional payloads.The rogue gems are listed below – git_credential_manager (versions 2.8.0, 2.8.1, 2.8.2, 2.8.3) – Published on July 18, 2026 Dendreo (versions 1.1.3, 1.1.4) –…
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Product showcase: ZoneAlarm Mobile Security adds customizable content filtering to mobile security
ZoneAlarm Mobile Security is a security app from Check Point designed to protect mobile devices against phishing, malicious websites, unsafe networks, and fraudulent links. It … First seen on helpnetsecurity.com Jump to article: www.helpnetsecurity.com/2026/07/20/product-showcase-zonealarm-mobile-security-adds-customizable-content-filtering-to-mobile-security/
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Over 1 million malicious emails found using text salting to fool AI scanners
First seen on scworld.com Jump to article: www.scworld.com/news/over-1-million-malicious-emails-found-using-text-salting-to-fool-ai-scanners
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Update now: 7-Zip fixes RCE flaw exploitable with malicious archives
7-Zip version 26.02 was released to fix a remote code execution vulnerability that could allow attackers to execute malicious code by convincing users to open specially crafted compressed files. First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/security/update-now-7-zip-fixes-rce-flaw-exploitable-with-malicious-archives/
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Prompt Injection Attacks Are Thwarting AI Hacking Agents
“Context bombing” tricks malicious AI agents into shutting down before they can do harm. First seen on wired.com Jump to article: www.wired.com/story/prompt-injection-attacks-are-thwarting-ai-hacking-agents/
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Seven Malicious Vite npm Packages Use Blockchain C2 to Deliver a RAT
Cybersecurity researchers have discovered a cluster of seven malicious npm packages targeting the Vite frontend tooling ecosystem as part of a software supply chain attack.The malicious package campaign, codenamed ViteVenom by Checkmarx, marks an expansion of ChainVeil, which was observed using an “unprecedented” four-tier blockchain-based command-and-control (C2) infrastructure spanning Tron, First seen on thehackernews.com Jump…
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HollowByte DDoS flaw bloats OpenSSL server memory with 11-byte payload
A vulnerability dubbed HollowByte allows unauthenticated attackers to trigger a denial-of-service (DoS) condition on OpenSSL servers with a malicious payload of just 11 bytes. First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/security/hollowbyte-ddos-flaw-bloats-openssl-server-memory-with-11-byte-payload/
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Fake Coding Tests Deliver OtterCookie-Aligned Malware Hidden in SVG Flag Images
North Korean threat actors linked to the Contagious Interview campaign have been observed employing steganography in SVG image files to conceal malicious payloads as part of a campaign using fake job postings and coding challenges.”Any user who ran the project ended up with a four-stage payload aligned with OTTERCOOKIE: a browser credential and crypto wallet…
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7-Zip Vulnerability Lets Attackers Trigger Heap Buffer Overflow Using Malicious Files
A newly disclosed vulnerability in 7-Zip could allow attackers to execute arbitrary code by tricking users into opening a specially crafted XZ-compressed file. Tracked as CVE-2026-14266 and identified by Trend Micro’s Zero Day Initiative as ZDI-26-444 (ZDI-CAN-30169), the flaw is a heap-based buffer overflow in the archive utility’s handling of XZ chunked data. The vulnerability…
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Claude Chrome extension flaw lets malicious extensions trigger AI actions
A flaw in Anthropic’s Claude for Chrome browser extension could allow a malicious extension to trigger predefined AI actions by simulating user clicks, potentially allowing it to abuse Claude’s access to connected services such as Gmail, Google Docs, Google Calendar, and Salesforce. First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/security/claude-chrome-extension-flaw-lets-malicious-extensions-trigger-ai-actions/
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New OkoBot framework deploys 20 payloads to steal data, crypto
A new malicious framework called OkoBot is delivering more than 20 payloads in attacks focused on stealing cryptocurrency wallet seed phrases, credentials, and other sensitive data. First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/security/new-okobot-framework-deploys-20-payloads-to-steal-data-crypto/
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UAT-11795 deploys novel Starland RAT and bespoke WLDR C2 implant in financially motivated campaign
Cisco Talos is disclosing UAT-11795, a sophisticated, Russian-speaking, financially motivated adversary that has been conducting a malicious campaign targeting users in the U.S. and Europe since at least June 2025. First seen on blog.talosintelligence.com Jump to article: blog.talosintelligence.com/uat-11795-deploys-novel-starland-rat-and-bespoke-wldr-c2-implant-in-financially-motivated-campaign/
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Miasma Worm Returns as RAT-First npm Attack With Automatic Propagation Disabled
Four AsyncAPI packages previously affected by the Shai-Hulud: The Second Coming campaign have been compromised again, with new malicious releases delivering a RAT-focused build of the Miasma worm. The impacted versions are @asyncapi/generator 3.3.13.3.13.3.1, @asyncapi/generator-components 0.7.10.7.10.7.1, @asyncapi/generator-helpers 1.1.11.1.11.1.1, and @asyncapi/specs 6.11.26.11.26.11.2 and 6.11.2−alpha.16.11.2-alpha.16.11.2−alpha.1. Unlike the prior Miasma activity, the AsyncAPI packages do not use malicious…
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Cursor IDE Auto-Executes Malicious Code in Poisoned Repos
Researchers reported the vulnerability to Cursor in December, but it still remains in the popular AI coding platform and can be exploited in poisoned repository attacks. First seen on darkreading.com Jump to article: www.darkreading.com/application-security/cursor-ide-malicious-code-poisoned-repos
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Cursor IDE Auto-Executes Malicious Code in Poisoned Repos
Researchers reported the vulnerability to Cursor in December, but it still remains in the popular AI coding platform and can be exploited in poisoned repository attacks. First seen on darkreading.com Jump to article: www.darkreading.com/application-security/cursor-ide-malicious-code-poisoned-repos
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11 Old Microsoft-Signed Linux UEFI Shims Could Let Attackers Bypass Secure Boot
Cybersecurity researchers have discovered 11 old, Microsoft-signed, Unified Extensible Firmware Interface (UEFI) applications that could be abused to bypass Secure Boot on most systems using the modern firmware standard.”An attacker exploiting one of these vulnerable applications can execute untrusted code during system boot, enabling deployment of malicious UEFI bootkits or other malware,” First seen on…
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U.S. Sanctions First VPN Service and Malware Cryptor Seller Over Ransomware Support
The U.S. Treasury Department’s Office of Foreign Assets Control (OFAC) has designated two individuals and a VPN service provider for enabling ransomware actors’ and other cybercriminals’ malicious activities, including ransomware attacks against Americans.The VPN, named First VPN Service (1VPNS), has been accused of offering its tools to ransomware groups, along with its 45-year-old Ukrainian First…
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Jscrambler npm Breach Exposes Developers to Malware
Malware Harvested Cloud Credentials, Source Code and Deployment Tokens. Attackers used a compromised npm publishing credential to release five malicious versions of Jscrambler’s Code Integrity package, deploying a Rust-based infostealer that harvested developer, cloud and AI tool credentials while evolving its delivery methods to evade detection. First seen on govinfosecurity.com Jump to article: www.govinfosecurity.com/jscrambler-npm-breach-exposes-developers-to-malware-a-32215
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Hackers backdoor Jscrambler npm package with infostealer malware
The Jscrambler client-side web security company disclosed that a threat actor published a malicious version of its npm package that has been downloaded almost 1,500 times. First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/security/hackers-backdoor-jscrambler-npm-package-with-infostealer-malware/
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EU and UK blacklist Russia’s cyber operators over efforts to destabilize Europe
The EU and the UK jointly sanctioned dozens of Russian individuals and entities, accusing Moscow of coordinating a malicious cyber ecosystem targeting Europe, its member … First seen on helpnetsecurity.com Jump to article: www.helpnetsecurity.com/2026/07/13/eu-uk-russia-cyber-activity-sanctions/
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Russia’s FSB blamed for Poland grid attack as UK and EU impose first joint cyber sanctions
The allies blamed Center 16, the FSB’s signals intelligence arm, for acts of attempted cyber sabotage targeting Poland’s energy sector and water treatment facilities, alongside “a wide range of malicious cyber activities with growing severity.” First seen on therecord.media Jump to article: therecord.media/russia-blamed-for-poland-grid-cyberattack-in-joint-uk-eu-sanctions-package
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Adaptive Malware Could Evade Signature Detection by Regenerating Its Attack Capabilities
Adaptive, AI-driven malware could challenge a foundational assumption in enterprise defense: that a malicious program’s exploitation logic remains fixed after deployment. New research on adaptive computer worms argues that a self-replicating agent paired with an onboard reasoning loop could assess different environments, select target-specific attack paths, and regenerate capabilities as older methods become less effective.…
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CISA Warns of Actively Exploited Joomla Zero-Day Vulnerabilities
Tags: attack, cisa, cvss, cybersecurity, exploit, flaw, infrastructure, kev, malicious, vulnerability, zero-dayThe U.S. Cybersecurity and Infrastructure Security Agency (CISA) has added CVE-2026-48939 and CVE-2026-56291 to its Known Exploited Vulnerabilities (KEV) catalog after reports confirmed active zero-day attacks targeting the iCagenda and Balbooa extensions for Joomla. Both flaws carry the maximum CVSS severity score of 10.0 and can allow attackers to upload malicious files that ultimately lead to remote code execution. First seen on thecyberexpress.com Jump to article: thecyberexpress.com/cisa-cve-2026-48939-cve-2026-56291/