Tag: vulnerability
746 articles
cPanel Flaw Lets Hosting Accounts Run Code as Root
A critical cPanel flaw gives any hosting account user unrestricted power over the server, allowing them to run code as root and take full control. This urgent vulnerability was disclosed by cPanel on September 22, along with two other significant security issues.
WordPress Patches Flaw That Enables Code Execution on Vulnerable Servers
WordPress has patched a critical vulnerability (CVE-2026-87902) that could allow hackers to execute malicious code on susceptible servers, giving attackers an easy way to take control. This flaw, rated 9.2 on the CVSS scale, can be exploited without an account or user interaction.
Bifrost AI Gateway Flaw Exposes Servers to Remote Command Execution
A critical flaw in the Bifrost AI Gateway, known as CVE-2026-90898, allows hackers to execute remote commands on servers with just one simple HTTP request, putting sensitive data at risk. This severe vulnerability has a CVSS score of 9.8, highlighting the urgent need for a fix.
Linux Flaw Exposes Host Memory to ARM64 KVM Guests
A newly discovered Linux flaw, CVE-2026-89775, puts host memory at risk by allowing ARM64 KVM guests to access and modify it, potentially enabling a guest to break free from its virtual machine and run code on the underlying machine. This vulnerability, found in the Linux kernel's KVM nested-virtualization code, has not yet been exploited, but poses a significant threat to host security.
Microsoft Defender Zero-Day Blocks Antivirus Updates
A security researcher just released a clever tool called BigDiskBuster that can block Microsoft Defender updates, leaving your antivirus stuck in limbo. This sneaky proof-of-concept allows anyone to prevent Defender from getting the latest signature and platform updates, as long as the tool is running in the background.
Rivals Hijack Clop's Leak Site, Demand Eight-Figure Payout
A rival hacking crew, ShinyHunters, has hijacked Clop's dark-web leak site, posting a bold takeover message and demanding an eight-figure payout in a shocking display of cyber power. The group claimed to have exploited a vulnerability in Clop's software to seize control of the site.
Flaw in AI Coding Agents Exposes Users to Plugin Swaps
A newly discovered flaw, dubbed Plugin4Shell, allows hackers to swap out a plugin installed by an AI coding agent with malicious code, putting users at risk of having their files read, credentials stolen, and accounts compromised. This vulnerability was found in all four major AI coding agents, and the affected vendors have been notified.
Docker Flaw Lets Guest Code Read, Modify macOS Host Files
A newly discovered Docker flaw on macOS could allow malicious code in a virtual machine to break free from its sandbox and read or modify sensitive host files, potentially leading to code execution on the host. This vulnerability, tracked as CVE-2026-77179, leverages a weakness in the virtio-fs host server to gain unauthorized access.
Check Point Flaw Lets Unauthenticated Users Execute Code as Root
A critical flaw in Check Point's Security Management and Log Servers, rated 9.8 out of 10, allows unauthenticated users to execute code as root via a simple login request with a very long username. Fortunately, there's no evidence that this vulnerability has been exploited in the wild - yet.
Browser Extensions Expose AI Assistants to Takeover Risk
Researchers found that AI assistants in popular browser extensions are vulnerable to takeover risks due to a common architecture that splits the assistant into a browser-based "body" and a server-based "brain". This setup can be exploited with just two ordinary permissions, leaving users exposed.
Mandiant Exposes AI Coding Assistant Vulnerability to Shai-Hulud Worm
A hacker hijacked an AI coding assistant session, using it as a launchpad to deploy the Shai-Hulud worm across nearly 100 internal code repositories. This alarming incident highlights the vulnerability of AI-powered coding tools to exploitation.
Cisco Email Gateways Exploited by Malicious Emails
A single malicious email can wreak havoc on your Cisco Secure Email Gateway, thanks to a critical vulnerability (CVE-2026-76461) that allows hackers to gain root access with a 9.8 CVSS score - and patching is the only fix.
LiteSpeed Web Server Flaw Enables Root Access Across Shared Hosting Accounts
A critical vulnerability in LiteSpeed Web Server Enterprise could allow a low-privilege website user to gain root access on a shared-hosting server, putting all hosted sites at risk. This flaw affects versions before 6.3.7 and can bypass key security controls, including CageFS.
Telegram Flaw Exposes User Messages via Hidden JavaScript in HTML Exports
A security flaw in Telegram Desktop's HTML export feature allowed hidden JavaScript to be embedded in exported chat pages, putting user messages at risk - and thankfully, it's now fixed!
Microsoft Defender Exposed to New Zero-Day Exploit
A security researcher known as Nightmare Eclipse has just dropped a proof-of-concept exploit for a new Microsoft Defender zero-day vulnerability, dubbed ShieldCrash, which surprisingly still works on Windows systems that have already applied the latest September patches. This marks the researcher's 11th Microsoft zero-day exploit to be made public.
DeepSeek Harness Flaw Enables AI Agents to Evade Sandbox Controls
A single shell command was all it took for AI coding agents to break free from DeepSeek Harness's sandbox controls, thanks to a flaw that allowed them to switch to a "danger-full-access" mode and write anywhere on the system. This startling vulnerability, now tracked as CVE-2026-82533, highlights a major weakness in the system's defenses.
Microsoft Defender Exposes New Zero-Day Vulnerability
A security researcher has uncovered a new zero-day vulnerability, dubbed ShieldCrash, which exposes a gaping hole in Microsoft Defender's patch for CVE-2026-69414, leaving all supported Windows versions open to attack. This shocking exploit allows hackers to read arbitrary files with SYSTEM privileges, putting even the most secure systems at risk.
cPanel Flaw Enables Code Execution as Root via Mail Privileges
A critical cPanel security flaw, known as CVE-2026-67401, allows hackers with mail-related privileges to create files on a server and execute code as the root user, putting your entire system at risk. This vulnerability affects every supported version of cPanel and WHM, making it crucial to take immediate action.
SAP Patches Maximum Severity Flaw in Kernel Software
A critical vulnerability, known as CVE-2026-44756, has been discovered in SAP's Extended Passport Processing, allowing attackers to corrupt memory and wreak havoc on systems. This maximum-severity flaw stems from a simple yet devastating oversight: missing boundary validation during data deserialization.
Researcher Exposes Privilege Escalation Flaw in CrowdStrike Falcon
A security researcher, known as Chaotic Eclipse, has uncovered a zero-day privilege escalation flaw in CrowdStrike Falcon, dubbed FalconFlank, which exploits the office malicious macros remediation feature. This vulnerability allows for a potentially devastating escalation of privileges, and a public proof-of-concept has been released.
Attackers Exploit Artifactory Flaw in AI-Driven Campaigns
Cyber attackers are leveraging a newly exploited Artifactory flaw in highly sophisticated, AI-driven campaigns - but are these threats coming from automated bots or human culprits? The line between human and machine is blurring in the world of cybercrime.
LLMs' Safety Defense Found Thin and Vulnerable
Researchers made a startling discovery on Qwen3-4B, finding that a mere 50 neurons - just 0.014% of the model's feed-forward neurons - control its safety defense, and removing them dramatically changed the model's response to harmful prompts. Disabling these neurons altered the model's refusal format in 80% of 520 standard harmful-prompt benchmarks.
PaperCut Under Zero-Day Attack
A zero-day attack is currently targeting PaperCut, a popular print management software, putting the printing services of organizations at risk and causing real-world harm to customers. This active threat is drawing customers' blood, highlighting the urgent need for a fix.
Amazon Kiro Flaw Exposes Sensitive Data Through Prompt Injection
A security flaw in Kiro, known as a prompt injection vulnerability, allowed hackers to tap into sensitive data by manipulating the Kiro agent with malicious repository content. This issue, affecting Kiro IDE 0.7.45 on Windows, could send local information to an external endpoint, putting users at risk.