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42511 result(s) for "Linux" — best match first.

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

N-able N-central — 2026.4.1.26
Vulnerability High

N-central: N-able ships a critical update after exploits for its RMM platform go public

N-able has released N-central 2026.4 HF2, a critical update fixing seven CVEs, after a researcher published exploit code for its remote management platform. The vendor has seen sc…

N-ableN-centralRMM

November 12, 2026 Read more →
Xen Orchestra — VSA-2026-062
Vulnerability Critical

Xen Orchestra: an exploited authentication bypass gives attackers admin rights over XCP-ng virtualisation

Vates has fixed a critical flaw in Xen Orchestra, the web console used to manage XCP-ng hosts, and says it is already being exploited. A crafted cookie lets an attacker log in as …

Xen OrchestraXCP-ngVirtualization

November 11, 2026 Read more →
FreeSWITCH — CVE-2026-116779
Vulnerability Critical

FreeSWITCH: a single SIP message can run commands on the server, and the flaw is being exploited

A flaw in FreeSWITCH, the open-source telephony server, lets a SIP MESSAGE request run commands on the machine, in the default configuration. The maintainers report exploitation i…

FreeSWITCHVoIPSIP

November 10, 2026 Read more →
OpenSSH — CVE-2026-123158
Vulnerability High

OpenSSH: password authentication can be bypassed on Linux systems using musl without PAM, CERT-FR warns

OpenSSH released version 10.6p2 on 5 November 2026 to close a password authentication bypass in sshd affecting Linux systems built on the musl C library with PAM disabled, such as…

LinuxOpenSSHAlpine Linux

November 6, 2026 Read more →
WordPress — CVE-2026-119977
Vulnerability High

WordPress: a flaw in the core upgrade process is exploited to run code on servers, CISA warns

CISA added CVE-2026-119977, a race condition in WordPress core upgrades that lets an unauthenticated attacker run code on the server during the upgrade window, to its catalog of a…

WordPressPHPApache

November 4, 2026 Read more →
cPGuard
Incident Critical

cPGuard: a hijacked update channel pushed a root backdoor to about 2,950 Linux servers

OPSSHIELD, the vendor of the cPGuard server security suite, says an attacker broke into its billing server and used a stolen key to publish a fake update on 2 November 2026. For a…

LinuxcPGuardSupply chain

November 4, 2026 Read more →
Synology DSM — Synology-SA-24:20
Vulnerability High

Synology: ransomware attacks hit NAS still running DSM versions left unpatched since 2024

Synology says attackers are exploiting a DSM vulnerability fixed in late 2024 to encrypt the data of NAS devices running outdated versions and demand a ransom. The vendor points t…

SynologyNASRansomware

November 3, 2026 Read more →
GitLab — CVE-2026-97229
Vulnerability Critical

GitLab CVE-2026-97229: now listed as exploited by CISA, and Alpine Linux shows that upgrading is not always enough

CISA has added CVE-2026-97229, a GitLab flaw rated CVSS 10.0, to its catalogue of exploited vulnerabilities. Alpine Linux reports an attempted attack on its own server, which rema…

GitLabRubyCI/CD

October 31, 2026 Read more →
PHP — CVE-2026-109618 · CVE-2026-109619
Vulnerability High

PHP2Shell: two critical PHP flaws allow unauthenticated remote code execution on web servers

On 21 October 2026, the PHP project shipped emergency releases 8.5.12, 8.4.27, 8.3.36 and 8.2.35 to fix CVE-2026-109618 and CVE-2026-109619, two memory flaws that let an unauthent…

PHPApacheNginx

October 22, 2026 Read more →
OVHcloud CLI — v0.11.0 → v0.15.0
Incident High

OVHcloud CLI: official binaries replaced with a secret-stealing malware on GitHub for 1 h 33

On 19 October 2026, a compromised OVHcloud developer account was used to replace the GitHub release files of ovhcloud-cli v0.11.0 to v0.15.0 with a trojanised build that steals SS…

OVHSupply chainCloud

October 21, 2026 Read more →
BeyondTrust — CVE-2026-102764
Vulnerability Critical

BeyondTrust Remote Support: a zero-day exploited since August lets attackers take over the appliance without an account

BeyondTrust has fixed CVE-2026-102764, a critical flaw in Remote Support that lets an attacker with no account perform file operations on the appliance. According to Google and Ma…

BeyondTrustRemote accessLinux

October 17, 2026 Read more →
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

October 15, 2026 Read more →
Integrity Tech · AA26-281A — 8 CVE
Threat High

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

October 9, 2026 Read more →
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

October 7, 2026 Read more →
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

October 5, 2026 Read more →
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

October 4, 2026 Read more →
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

Fedora 34: puppet 2021-224df178

Update to 7.12.1

Linux

1812 days ago · Nov 27, 2021, 9:10 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 34: suricata 2021-c7fd9e91

This is a security update to address CVE-2021-35063 and other misc bugs.

Linux

1812 days ago · Nov 27, 2021, 9:09 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Fedora 35: puppet 2021-1c0e7880

Update to 7.12.1

Linux

1812 days ago · Nov 27, 2021, 8:45 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian LTS: DLA-2828-1: libvorbis security upda

Several vulnerabilities were fixed in libvorbis, a popular library for the Vorbis audio codec. CVE-2017-14160

Linux

1812 days ago · Nov 27, 2021, 5:38 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Debian: DSA-5013-1: roundcube security upda

It was discovered that roundcube, a skinnable AJAX based webmail solution for IMAP servers, did not properly sanitize requests and mail messages. This would al…

Linux

1812 days ago · Nov 27, 2021, 5:47 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Fedora 34: kernel-headers 2021-eab8c5a2

The 5.15.4 stable kernel rebase contains improved hardware support, new features, and a number of important fixes across the tree.

Linux

1813 days ago · Nov 26, 2021, 9:17 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Fedora 34: kernel 2021-eab8c5a2

The 5.15.4 stable kernel rebase contains improved hardware support, new features, and a number of important fixes across the tree.

Linux

1813 days ago · Nov 26, 2021, 9:17 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Fedora 34: kernel-tools 2021-eab8c5a2

The 5.15.4 stable kernel rebase contains improved hardware support, new features, and a number of important fixes across the tree.

Linux

1813 days ago · Nov 26, 2021, 9:17 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Fedora 35: kernel-tools 2021-c09b851e

The 5.15.4 stable kernel rebase contains improved hardware support, new features, and a number of important fixes across the tree.

Linux

1813 days ago · Nov 26, 2021, 9:17 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 34: slurm 2021-0611d621

- Update to 21.08.4. - Closes security issue CVE-2021-43337.

Linux

1813 days ago · Nov 26, 2021, 9:16 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Fedora 35: kernel-headers 2021-c09b851e

The 5.15.4 stable kernel rebase contains improved hardware support, new features, and a number of important fixes across the tree.

Linux

1813 days ago · Nov 26, 2021, 9:12 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

openSUSE: 2021:1505-1 important: netc

An update that fixes 16 vulnerabilities is now available.

Linux

1813 days ago · Nov 26, 2021, 11:17 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Fedora 33: pidgin-sipe 2021-ac23d9e4

Security and bug fixes for FreeRDP & Remmina.

Linux

1814 days ago · Nov 25, 2021, 9:28 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Fedora 33: weston 2021-ac23d9e4

Security and bug fixes for FreeRDP & Remmina.

Linux

1814 days ago · Nov 25, 2021, 9:28 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Fedora 33: vinagre 2021-ac23d9e4

Security and bug fixes for FreeRDP & Remmina.

Linux

1814 days ago · Nov 25, 2021, 9:28 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Fedora 33: hydra 2021-ac23d9e4

Security and bug fixes for FreeRDP & Remmina.

Linux

1814 days ago · Nov 25, 2021, 9:28 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Fedora 33: medusa 2021-ac23d9e4

Security and bug fixes for FreeRDP & Remmina.

Linux

1814 days ago · Nov 25, 2021, 9:28 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Fedora 33: remmina 2021-ac23d9e4

Security and bug fixes for FreeRDP & Remmina.

Linux

1814 days ago · Nov 25, 2021, 9:28 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

openSUSE: 2021:3805-1 important: netc

An update that fixes 16 vulnerabilities is now available.

Linux

1814 days ago · Nov 25, 2021, 2:40 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

openSUSE: 2021:3804-1 important: netc

An update that fixes 16 vulnerabilities is now available.

Linux

1814 days ago · Nov 25, 2021, 2:38 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

openSUSE: 2021:3806-1 important: the Linux Kern

An update that solves 6 vulnerabilities, contains one feature and has 35 fixes is now available.

Linux

1814 days ago · Nov 25, 2021, 2:27 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 33: getdata 2021-3b8bb269

0.11.0, fix use after free, CVE-2021-20204

Linux

1815 days ago · Nov 24, 2021, 9:05 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Fedora 33: php 2021-c8043fa0

**PHP version 7.4.26** (18 Nov 2021) **Core:** * Fixed bug php#81518 (Header injection via default_mimetype / default_charset). (cmb) **Date:** * Fixed bug php…

Linux PHP Databases

1815 days ago · Nov 24, 2021, 9:05 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 35: getdata 2021-e2b64c61

0.11.0, fix use after free, CVE-2021-20204

Linux

1815 days ago · Nov 24, 2021, 9:04 PM Read more →
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