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The security stories that matter, explained by our team — with the concrete steps to take.

Latest headlines from security outlets

Collected every two hours from specialised publications — each link leads to the original article.

The Hacker News
The Hacker News Breaches & leaks

Hackers Breach Enterprise Firewalls and VPNs, Exposing Over 70,000 Credentials

Cybersecurity researchers have disclosed details of a large-scale campaign that has targeted exposed network edge devices such as Fortinet FortiGate and Palo A…

Fortinet Palo Alto VPN

The Hacker News
The Hacker News

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…

The Hacker News
The Hacker News Vulnerabilities

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 botne…

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian Erlang Fixes Authentication Bypass and TLS Impersonation

Several vulnerabilities were discovered in Erlang/OTP, a programming language and runtime environment. These issues could result in denial of service, HTTP req…

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian Roundcube Fixes IMAP Injection and Other Security Issues

Multiple vulnerabilities were discovered in roundcube, a skinnable AJAX based webmail solution for IMAP servers, which could result in IMAP command injection, …

Linux

The Hacker News
The Hacker News Vulnerabilities

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…

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Ubuntu OpenVPN Update Blocks Certificate-Based Impersonation

OpenVPN could allow unintended access to network services.

Linux

The Record
The Record Breaches & leaks

South Carolina officials offer assistance after state capital hit with cyberattack

The systems impacted by the attack include the MyColaSC platform that citizens use to pay utility bills, report non-emergency issues and access other city serv…

BleepingComputer
BleepingComputer Vulnerabilities

GitLab warns of new max severity code execution vulnerability

GitLab has released security patches for a maximum-severity Regular Expression Compiler flaw that can let remote attackers run arbitrary code on vulnerable ser…

GitLab

The Hacker News
The Hacker News Vulnerabilities

OpenCode Flaw Lets Malicious MCP Servers Execute Code During Sign-In on Windows and WSL

A flaw in the OpenCode AI coding agent allowed a malicious or hijacked MCP server to run code on a developer's Windows or WSL machine when the developer signed…

Windows

The Hacker News
The Hacker News Vulnerabilities

New QPACK Flaws Can Crash HTTP/3 Servers, Trigger Up to 4,000-Fold Memory Amplification

A remote attacker who has not logged in can crash many HTTP/3 web servers with a single connection, security firm FoxIO disclosed, releasing working proof-of-c…

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian bind9 Update Addresses DNS Attacks and Service Outages

Several vulnerabilities were discovered in BIND, a DNS server implementation, which could result in denial of service or remote code execution. For the stable …

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian LTS PHP 8.2 Fixes Critical Request Handling Flaws

Two critical vulnerabilities were found in PHP, a widely-used open source general purpose scripting language, which could result in remote execution of arbitra…

Linux PHP

BleepingComputer
BleepingComputer Vulnerabilities

PHP ships emergency patches for critical PHP2Shell flaws

The PHP security team released emergency security patches for two critical remote code execution (RCE) vulnerabilities (CVE-2026-109618 and CVE-2026-109619) tr…

PHP

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Breaches & leaks

Debian LTS Firefox ESR Blocks Compromised eMudhra Certificates

This update blocks compromised intermediate certificates issued by the eMudhra CA. Most users will have these certs already blocked by the OneCRL feature provi…

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Debian LTS Git LFS Fix for Malicious Repository Attacks

It was discovered that Git LFS, a Git extension for versioning large files, incorrectly handled symbolic links. An attacker, through a malicious Git repository…

Linux

The Hacker News
The Hacker News Vulnerabilities

PHP2Shell: Two Unpatched Critical PHP RCE Flaws (CVSS 9.2) Trigger Emergency Security Alert

PHP will ship an out-of-cycle security release at 14:00 UTC today, October 21, for two critical vulnerabilities that its security team has rated 9.2 on the CVS…

PHP

The Hacker News
The Hacker News Breaches & leaks

Qilin and INC Ransomware Groups Exploit Palo Alto Networks Flaw to Bypass MFA

Palo Alto Networks has disclosed that it's continuing to observe exploitation of a now-patched security flaw impacting PAN-OS and Prisma Access by ransomware a…

Palo Alto VPN

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles Vulnerabilities

Zero-Day Vulnerability Gave Attackers Time to Plant Backdoors

Attackers broke into BeyondTrust Remote Support before a patch was ready, then left ways to return to the server.

BleepingComputer
BleepingComputer Breaches & leaks

Bullhorn takes staffing platform offline to contain cyberattack

Staffing software company Bullhorn has disabled access to its platform to contain a cyberattack that caused a system-wide outage.…

The Record
The Record

Russian social media giant VK faces disruptions after data center drone strike

The disruptions began Sunday, when users complained of difficulties loading news feeds, playing music and accessing other features of VK's platforms.

The Record
The Record Breaches & leaks

Hackers steal customer data from major Russian hosting provider FirstVDS

Hackers have stolen passwords, access credentials and other sensitive data belonging to customers of Russian hosting provider FirstVDS after exploiting a vulne…

The Hacker News
The Hacker News Breaches & leaks

ConnectWise Suspends Cloud Backup After Attackers Compromise Microsoft 365 Tenants

ConnectWise on Saturday said it has disabled seven ConnectWise application identities as it continues its investigation into an incident in which unknown threa…

Microsoft 365

BleepingComputer
BleepingComputer Vulnerabilities

Drupal patches critical RCE flaws, warns exploits may emerge soon

Drupal has patched two critical vulnerabilities that could allow attackers to execute code remotely on websites running any supported version of the content ma…