Stay Informed

Cybersecurity News

Home / News

Clear

Quick searches: Linux Windows Microsoft 365 AWS OVH VMware WordPress Fortinet Citrix VPN

5003 result(s) for "OT" — best match first.

What it means for your servers

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.

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles Vulnerabilities

What Is a DoS Attack? Understanding the Unseen Threat

Imagine this: you're midway through deploying critical patches on your Linux servers when you notice something strange. Traffic to one of your services spikes …

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian 11: DLA-4261-1 node-form-data Important HPP Issue CVE-2025-7783

It was discovered that there was a potential HTTP Parameter Pollution (HPP) issue in node-form-data, a tool to create multipart/form-data streams module in Nod…

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian 11: libcaca Critical Buffer Overflow Issues Resolved DLA-4257-1

Two issues have been found in libcaca, a colour ASCII art library. Both are related to heap buffer overflow, which might lead to memory corruption.

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian 11: Important Null Pointer Vulnerability in libetpan DLA-4256-1

It was discovered that there was a potential null pointer dereference vulnerability in libetpan, an low-level library for handling email.

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian 11: DLA-4251-1 libxml2 Important Denial of Service Risk

Multiple security issues were found in libxml2, the GNOME XML library, which could yield to denial of service or potentially arbitrary code execution.

Linux

The Hacker News
The Hacker News Vulnerabilities

Soco404 and Koske Malware Target Cloud Services with Cross-Platform Cryptomining Attacks

Threat hunters have disclosed two different malware campaigns that have targeted vulnerabilities and misconfigurations across cloud environments to deliver cry…

Linux Windows

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian: firefox-esr Critical Arbitrary Code Execution DSA-5964-1

Multiple security issues have been found in the Mozilla Firefox web browser, which could potentially result in the execution of arbitrary code.

Linux

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles Vulnerabilities

Taking Control: A Guide to Attack Vector Controls in Linux Kernel 6.17

Linux isn't exactly famous for keeping things simple, especially when it comes to security. Any admin managing CPU mitigations knows how messy it can get. You'…

Linux

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles Vulnerabilities

Attack Vector Controls Set to Debut in Linux Kernel 6.17

Linux isn't exactly famous for keeping things simple, especially when it comes to security. Any admin managing CPU mitigations knows how messy it can get. You'…

Linux

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles Vulnerabilities

Linux 6.17 AVC Introduction: Revolutionizing CPU Security Management

Linux isn't exactly famous for keeping things simple, especially when it comes to security. Any admin managing CPU mitigations knows how messy it can get. You'…

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 42: gnutls update 2025-16a24364ce important security fixes

This updates gnutls to the latest upstream release. Notable changes are: PKCS#11 cryptographic provider support Support for kTLS rekeying with kernel 6.14+ Sup…

Linux

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles Vulnerabilities

How Apache 2.4.64 Goes Beyond Patches to Securing Modern Workloads

Apache HTTP Server 2.4.64 is here, and it's carrying quite a load of security fixes that Linux admins absolutely need to pay attention to. Whether your Apache …

Linux Apache

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles Vulnerabilities

Apache HTTP Server 2.4.64 security patch: major threats resolved and risks

Apache HTTP Server 2.4.64 is here, and it's carrying quite a load of security fixes that Linux admins absolutely need to pay attention to. Whether your Apache …

Linux Apache

The Hacker News
The Hacker News Vulnerabilities

Critical Wing FTP Server Vulnerability (CVE-2025-47812) Actively Being Exploited in the Wild

A recently disclosed maximum-severity security flaw impacting the Wing FTP Server has come under active exploitation in the wild, according to Huntress.The vul…

The Hacker News
The Hacker News Breaches & leaks

Hackers Use Leaked Shellter Tool License to Spread Lumma Stealer and SectopRAT Malware

In yet another instance of threat actors repurposing legitimate tools for malicious purposes, it has been discovered that hackers are exploiting a popular red …

The Hacker News
The Hacker News Vulnerabilities

CISA Adds Four Critical Vulnerabilities to KEV Catalog Due to Active Exploitation

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Monday added four security flaws to its Known Exploited Vulnerabilities (KEV) catalog, citi…

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles Vulnerabilities

Linux Privilege at Risk: Sudo Flaws You Cant Afford to Ignore

It's no exaggeration to call sudo the cornerstone of Linux privilege management. It's one of the first utilities we configure on fresh installs, and it's baked…

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Mageia 9: MGASA-2025-0203 critical: php NULL Pointer Dereference

PGSQL: Fixed GHSA-hrwm-9436-5mv3 (pgsql extension does not check for errors during escaping). (CVE-2025-1735) SOAP: Fixed GHSA-453j-q27h-5p8x (NULL Pointer Der…

PHP

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles Breaches & leaks

SSH Under Siege: Hardening Your Linux Server Against Proxy Abuse

Let's be honest''your Linux server isn't the fortress you hope it is if your SSH setup isn't locked down tight. Recently, security teams have been tracking a s…

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Mageia 9: 2025-0201 critical: Firefox multiple security issues

CVE-2025-6424: A use-after-free in FontFaceSet resulted in a potentially exploitable crash. CVE-2025-6425: An attacker who enumerated resources from the WebCom…

Docker

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles Vulnerabilities

CISA Warns of CVSS 9.3 MICROSENS NMP Web+ Flaws

If you're managing industrial networks, critical manufacturing systems, or infrastructure that demands tight security, you'll want to sit down for this one. MI…

The Hacker News
The Hacker News Vulnerabilities

Chrome Zero-Day CVE-2025-6554 Under Active Attack — Google Issues Security Update

Google has released security updates to address a vulnerability in its Chrome browser for which an exploit exists in the wild.The zero-day vulnerability, track…

Chrome

The Hacker News
The Hacker News Vulnerabilities

⚡ Weekly Recap: Airline Hacks, Citrix 0-Day, Outlook Malware, Banking Trojans and more

Ever wonder what happens when attackers don’t break the rules—they just follow them better than we do? When systems work exactly as they’re built to, but that …

Microsoft 365 Citrix

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles Vulnerabilities

GStreamer 1.26.3 Fixes H.266 Security Flaw, Adds New Features

If you've ever set up or maintained a multimedia pipeline on Linux, you already know the stakes. Your system needs to decode, encode, stream, and sync diverse …

Linux