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

Nextcloud · Collabora CODE — CVE-2026-110447

Vulnerability Critical

Nextcloud: attackers plant web shells through Collabora’s Built-in CODE Server app, update or remove it now

A critical flaw in the optional Nextcloud app Collabora Online - Built-in CODE Server lets anyone run system commands on the server without logging in. It has been exploited since…

NextcloudLinuxPHP

Integrity Tech · AA26-281A — 8 CVE

FBI and nine partner agencies expose the toolkit of China-linked Integrity Tech: old flaws, Exchange password spraying and SoftEther VPN backdoors

On 8 October 2026 the FBI, CISA, NSA and agencies from six other countries published a joint advisory on the hackers enabled by Integrity Technology Group, a Chinese company linke…

ExchangeMicrosoft 365Linux

Atlassian Data Center — CVE-2026-21589

Vulnerability High

Atlassian Data Center: critical flaw lets anyone read files on Jira, Confluence and Bitbucket servers

Atlassian disclosed on 5 October 2026 CVE-2026-21589 (CVSS 9.3), a path traversal flaw in eight self-hosted products, including Jira, Confluence and Bitbucket Data Center. No logi…

AtlassianJiraConfluence

Apache httpd — 2.4.69 · 2026-10-01

Advisory Medium

Apache HTTP Server 2.4.69: 20 security fixes, none critical — how to update calmly

Apache released httpd 2.4.69 on 1 October 2026 with 20 vulnerability fixes, rated low (15) or moderate (5). No emergency, but every Apache server should be updated in the next mai…

ApacheLinux

Citrix NetScaler — CVE-2026-88771 · 88772 · 88779

Vulnerability Critical

Citrix NetScaler: two critical zero-days under mass exploitation — patch, then check for compromise

Two pre-authentication flaws in NetScaler ADC and Gateway (CVE-2026-88771 and CVE-2026-88772, CVSS 9.5) were exploited before any fix existed and are now used by many attacker gro…

CitrixVPN

Source Watch

Latest headlines from security outlets

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

LinuxSecurity - Security Advisories

LinuxSecurity - Security Advisories Alerts

Ubuntu 6956-1: Linux kernel (Azure) Security Advisory Updates

Several security issues were fixed in the Linux kernel.

LinuxSecurity - Security Advisories

LinuxSecurity - Security Advisories Alerts

Ubuntu 6953-1: Linux kernel (Oracle) Security Advisory Updates

Several security issues were fixed in the Linux kernel.

LinuxSecurity - Security Advisories

LinuxSecurity - Security Advisories Alerts

Ubuntu 6952-1: Linux kernel Security Advisory Updates

Several security issues were fixed in the Linux kernel.

LinuxSecurity - Security Advisories

LinuxSecurity - Security Advisories Alerts

Ubuntu 6951-1: Linux kernel Security Advisory Updates

Several security issues were fixed in the Linux kernel.

LinuxSecurity - Security Advisories

LinuxSecurity - Security Advisories Alerts

SUSE: 2024:2767-1 important: ca-certificates-mozilla Security Advisory Updates

* bsc#1220356 * bsc#1227525 Affected Products: * SUSE Linux Enterprise High Performance Computing 12 SP5

LinuxSecurity - Security Articles

LinuxSecurity - Security Articles

Telegram-Controlled Backdoor Trojan Targets Linux Servers

Recently, new information revealed by Doctor Web virus analysts has sent shockwaves through the cybersecurity world. It details a new cyber threat aimed specif…

LinuxSecurity - Security Advisories

LinuxSecurity - Security Advisories Alerts

Ubuntu 6895-4: Linux kernel Security Advisory Updates

Several security issues were fixed in the Linux kernel.

LinuxSecurity - Security Advisories

LinuxSecurity - Security Advisories Alerts

Ubuntu 6922-2: Linux kernel Security Advisory Updates

Several security issues were fixed in the Linux kernel.

The Hacker News

The Hacker News

North Korea-Linked Malware Targets Developers on Windows, Linux, and macOS

The threat actors behind an ongoing malware campaign targeting software developers have demonstrated new malware and tactics, expanding their focus to include …

Linux Windows Apple

LinuxSecurity - Security Articles

LinuxSecurity - Security Articles Vulnerabilities

Critical Linux Kernel Vulnerabilities Patched in Ubuntu Azure Systems

Canonical has fixed several recently identified critical Linux kernel vulnerabilities in July 2024. These vulnerabilities primarily affect Microsoft Azure clou…

LinuxSecurity - Security Advisories

LinuxSecurity - Security Advisories Alerts

Ubuntu 6924-2: Linux kernel Security Advisory Updates

Several security issues were fixed in the Linux kernel.

LinuxSecurity - Security Articles

LinuxSecurity - Security Articles

Penguin at Peril: Addressing the Infostealer Epidemic on Linux Systems

As Linux admins, protecting our sensitive data and securing our systems against the growing threat of Linux malware is a crucial concern. After all, none of us…

LinuxSecurity - Security Advisories

LinuxSecurity - Security Advisories Alerts

Ubuntu 6927-1: Linux kernel Security Advisory Updates

Several security issues were fixed in the Linux kernel.

LinuxSecurity - Security Advisories

LinuxSecurity - Security Advisories Alerts

Ubuntu 6923-2: Linux kernel Security Advisory Updates

Several security issues were fixed in the Linux kernel.

LinuxSecurity - Security Advisories

LinuxSecurity - Security Advisories Alerts

Ubuntu 6921-2: Linux kernel Security Advisory Updates

Several security issues were fixed in the Linux kernel.

LinuxSecurity - Security Advisories

LinuxSecurity - Security Advisories Alerts

Ubuntu 6925-1: Linux kernel Security Advisory Updates

Several security issues were fixed in Linux kernel.

LinuxSecurity - Security Advisories

LinuxSecurity - Security Advisories Alerts

Ubuntu 6924-1: Linux kernel Security Advisory Updates

Several security issues were fixed in the Linux kernel.

LinuxSecurity - Security Advisories

LinuxSecurity - Security Advisories Alerts

Ubuntu 6921-1: Linux kernel Security Advisory Updates

Several security issues were fixed in the Linux kernel.

LinuxSecurity - Security Advisories

LinuxSecurity - Security Advisories Alerts

SUSE: 2024:2616-1 important: python-Django Security Advisory Updates

Affected Products: * openSUSE Leap 15.5

LinuxSecurity - Security Advisories

LinuxSecurity - Security Advisories Alerts

Ubuntu 6923-1: Linux kernel Security Advisory Updates

Several security issues were fixed in the Linux kernel.

LinuxSecurity - Security Advisories

LinuxSecurity - Security Advisories Alerts

Ubuntu 6922-1: Linux kernel Security Advisory Updates

Several security issues were fixed in the Linux kernel.

LinuxSecurity - Security Advisories

LinuxSecurity - Security Advisories Alerts

Ubuntu 6919-1: Linux kernel Security Advisory Updates

Several security issues were fixed in the Linux kernel.

LinuxSecurity - Security Advisories

LinuxSecurity - Security Advisories Alerts

Ubuntu 6918-1: Linux kernel Security Advisory Updates

Several security issues were fixed in the Linux kernel.

LinuxSecurity - Security Advisories

LinuxSecurity - Security Advisories Alerts

Ubuntu 6917-1: Linux kernel Security Advisory Updates

Several security issues were fixed in the Linux kernel.