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Image from Security Affairs for PHP2Shell: Millions of Attacks, No Confirmed Successful Exploits Yet
Security AffairsSecurity updates

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 […]
Image from The Hacker News for Critical Flaw in Python’s Popular Pillow Image Library Allows Code Execution via a Crafted Image
The Hacker NewsSecurity updates

Critical Flaw in Python’s Popular Pillow Image Library Allows Code Execution via a Crafted Image

Pillow, the most widely used image library for Python, can be made to run operating system commands on a server by specifying the name of a file it is told to open. The flaw, CVE-2026-112900, is in the way Pillow handles EPS images, which it opens by passing the file's name to Ghostscript, a separate program it runs to turn the image into pixels, without checking the name first.
The Hacker News
The Hacker NewsSecurity updates

Researchers Demonstrate Node2Shell RCE Exploit on Node.js Build Using Crafted Brotli Data

Malicious Brotli data can make an application on an official build of Node.js run attacker-supplied code, security researchers at Imperva have demonstrated. Their "Node2Shell" proof of concept ran code on the official Node.js 24.22.0 image for Linux arm64, with no debugger or custom build, by feeding crafted data to the bundled Brotli decoder (CVE-2026-111497). Node.js disclosed the flaw
Image from The Hacker News for PHP2Shell Exploit Attempts Hit Millions as Attackers Try to Deploy Mirai Malware
The Hacker NewsSecurity updates

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
Image from Help Net Security for New infosec products of the week: October 23, 2026
Help Net SecurityMalware & threats

New infosec products of the week: October 23, 2026

Here’s a look at the most interesting products from the past week, featuring releases from AppGate, IDENTOS, Sweet Security, and ThreatModeler. Sweet Security adds one-click protection for vulnerable cloud workloads Sweet Security has announced the release of Virtual Patching, a new capability that protects running cloud and AI applications from specific vulnerabilities the moment they are identified. Security teams can enforce protection in one click while engineering develops, tests, and deploys a permanent fix. ThreatModeler … More → The post New infosec products of the week: October 23, 2026 appeared first on Help Net Security.
Image from Security Affairs for Microsoft Links ConnectWise Breach to China-Linked Group Using AI Pentesting Tool ARTEX
Security AffairsMalware & threats

Microsoft Links ConnectWise Breach to China-Linked Group Using AI Pentesting Tool ARTEX

China-linked Storm-0940 used AI tool ARTEX to target 2,250 Microsoft 365 tenants, exploiting stolen ConnectWise credentials at machine speed. Microsoft published a detailed technical report naming Storm-0940, a China state-aligned group, as the actor behind the ConnectWise Cloud Backup supply chain compromise. The group used ARTEX, an open-source AI-driven penetration testing framework, to run attacks […]
Image from The Hacker News for Arista Warns of Critical VeloCloud SQL Injection Zero-Day Exploited in Attacks
The Hacker NewsMalware & threats

Arista Warns of Critical VeloCloud SQL Injection Zero-Day Exploited in Attacks

Attackers are exploiting a zero-day SQL injection flaw in Arista's VeloCloud Orchestrator (VCO), the central management system for VeloCloud SD-WAN networks, the company said in an advisory on October 22. The flaw lets anyone who can log in to the orchestrator, even with a read-only customer account, gain operator privileges, the top level of control over it. For
Image from Security Affairs for Signal Vulnerability Could Keep Calls Alive After Users Hang Up
Security AffairsSecurity updates

Signal Vulnerability Could Keep Calls Alive After Users Hang Up

A critical Signal flaw could keep calls active after hang-up, exposing microphone or camera. Update to a fixed version immediately. A critical vulnerability, tracked as CVE-2026-113380 (CVSS score 9.3 of 10), in Signal ’s calling library could allow a malicious caller to interfere with call termination, potentially leaving the victim’s microphone and camera active after […]
Image from The Hacker News for Two CVSS 9.0 Linux KSMBD RCE Flaws Disclosed on Public Mailing Lists Before Kernel Fixes
The Hacker NewsMalware & threats

Two CVSS 9.0 Linux KSMBD RCE Flaws Disclosed on Public Mailing Lists Before Kernel Fixes

Linux servers running KSMBD, the kernel's built-in SMB server, are exposed to two publicly reported remote code execution flaws rated 9.0 by Trend Micro's Zero Day Initiative, with no fix yet in the mainline kernel. One of them, ZDI-CAN-33774, can be triggered before any network authentication. The other, ZDI-CAN-33549, requires the SMB Direct transport and an RDMA-capable network
Image from Security Affairs for PHP2Shell Attacks Started Four Days Before Public Disclosure, AWS Reports
Security AffairsMalware & threats

PHP2Shell Attacks Started Four Days Before Public Disclosure, AWS Reports

AWS detected PHP2Shell exploit attempts four days before disclosure, highlighting the risk of attackers exploiting critical flaws before patches arrive. Attackers attempted to exploit two critical PHP vulnerabilities four days before the flaws became public, according to Amazon Threat Intelligence. “Amazon Threat Intelligence identified a PHP2Shell exploitation attempt dating to Oct. 17, 2026, in MadPot […]
Schneier on Security
Schneier on SecuritySecurity updates

New Serious PHP Vulnerabilities Released and Patched

PHP maintainers have released two critical vulnerabilities: PHP 8.5.12, 8.4.27, 8.3.36 and 8.2.35 fix two critical vulnerabilities that can allow unauthenticated remote code execution. All PHP users are strongly encouraged to update immediately. Who is at risk: all PHP installations serving web requests, including PHP-FPM, Apache with mod_php, php-cgi, FrankenPHP and LiteSpeed. We consider the risk highest for mod_php, with a demonstrated exploit where an unauthenticated request can trigger the attack before any application code runs. The vulnerabilities:...
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