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

OpenSSH — 10.6p2
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 →
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says attackers are exploiting a DSM vulnerability fixed in late 2024 to encrypt the data of NAS devices running outdated versions and demand a ransom.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 →
VeloCloud Orchestrator — CVE-2026-114625
Vulnerability High

Arista VeloCloud Orchestrator: an exploited SQL injection turns a read-only account into an operator

Arista has fixed CVE-2026-114625, a SQL injection in the on-premises VeloCloud Orchestrator that lets a user with the lowest role take operator privileges over the SD-WAN manageme…

AristaVeloCloudSD-WAN

October 25, 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 →
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 →
PAN-OS — CVE-2026-0322
Vulnerability High

Palo Alto PAN-OS: a management interface flaw gives root on firewalls, already exploited

Palo Alto Networks has fixed CVE-2026-0322, a flaw in the PAN-OS management interface that lets an authenticated administrator run code as root on PA-Series and VM-Series firewall…

Palo Alto NetworksFirewallPalo Alto

October 16, 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 →
Cisco Secure Email Gateway — CVE-2026-76519
Vulnerability Critical

Cisco Secure Email Gateway: a single booby-trapped email gives attackers root, flaw already exploited

Cisco has fixed CVE-2026-76519, a critical flaw in its Secure Email Gateway that lets anyone send an email with a crafted attachment to write files and run commands as root on the…

CiscoEmail security

October 15, 2026 Read more →
Windows Shell — CVE-2026-96951
Vulnerability High

Windows Shell: a zero-day that strips the internet warning from files, fixed in October’s Patch Tuesday

Among the more than 1,400 flaws fixed by Microsoft on 13 October, CVE-2026-96951 (CVSS 8.8) is already exploited: it lets a booby-trapped file escape the Mark of the Web protectio…

Windows

October 14, 2026 Read more →
Ivanti Connect Secure — CVE-2026-104935
Vulnerability Critical

Ivanti Connect Secure: zero-day chain exploited for root access, one of three flaws still unpatched

Attackers chained three unknown flaws in Ivanti Connect Secure VPN appliances to run commands as root without logging in, then harvested Active Directory credentials. Ivanti fixed…

IvantiVPNActive Directory

October 14, 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 →
Microsoft Exchange — CVE-2026-96940
Vulnerability High

Microsoft Exchange: one stolen account is enough to read every mailbox — install the out-of-band fix

CVE-2026-96940 (CVSS 8.8) lets any authenticated user of an on-premises Exchange server read other people’s mail and attachments in the same organisation. Microsoft shipped an out…

ExchangeWindows

October 6, 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 Vulnerabilities

Fedora 45 ocaml-zmq Critical Remote Exec Flaws 2026-403bcf6fd8

This is a mass rebuild of the OCaml ecosystem with OCaml 5.5.1, which fixes two security bugs. See https://github.com/ocaml/ocaml/releases/tag/5.5.1 for detail…

Linux GitHub

32 days ago · Oct 6, 2026, 3:06 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 45 ocaml-yojson Major Remote Code Execution Risk - 2026-403bcf6fd8

This is a mass rebuild of the OCaml ecosystem with OCaml 5.5.1, which fixes two security bugs. See https://github.com/ocaml/ocaml/releases/tag/5.5.1 for detail…

Linux GitHub

32 days ago · Oct 6, 2026, 3:06 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora OCaml-uutf Serious Remote Code Execution and Integrity Bypass

This is a mass rebuild of the OCaml ecosystem with OCaml 5.5.1, which fixes two security bugs. See https://github.com/ocaml/ocaml/releases/tag/5.5.1 for detail…

Linux GitHub

32 days ago · Oct 6, 2026, 3:06 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 45 ocaml-trie Important Remote Exec Flaw Fix 2026-403bcf6fd8

This is a mass rebuild of the OCaml ecosystem with OCaml 5.5.1, which fixes two security bugs. See https://github.com/ocaml/ocaml/releases/tag/5.5.1 for detail…

Linux GitHub

32 days ago · Oct 6, 2026, 3:06 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 45 ocaml-xmlm Resolves Serious Remote Code Execution Vulnerabilities

This is a mass rebuild of the OCaml ecosystem with OCaml 5.5.1, which fixes two security bugs. See https://github.com/ocaml/ocaml/releases/tag/5.5.1 for detail…

Linux GitHub

32 days ago · Oct 6, 2026, 3:06 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 45 OCaml Unionfind Fixes Critical Remote Code Exec and Logic Flaws

This is a mass rebuild of the OCaml ecosystem with OCaml 5.5.1, which fixes two security bugs. See https://github.com/ocaml/ocaml/releases/tag/5.5.1 for detail…

Linux GitHub

32 days ago · Oct 6, 2026, 3:06 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 45 OCaml Version Update Addresses Serious Remote Code Execution Risk

This is a mass rebuild of the OCaml ecosystem with OCaml 5.5.1, which fixes two security bugs. See https://github.com/ocaml/ocaml/releases/tag/5.5.1 for detail…

Linux GitHub

32 days ago · Oct 6, 2026, 3:06 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 45 ocaml-xmlrpc-light Major Vulnerability Remote Code Exec Risk 2026

This is a mass rebuild of the OCaml ecosystem with OCaml 5.5.1, which fixes two security bugs. See https://github.com/ocaml/ocaml/releases/tag/5.5.1 for detail…

Linux GitHub

32 days ago · Oct 6, 2026, 3:06 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 45 ocaml-topkg Important Remote Code Execution Fix CVE-2026-28364

This is a mass rebuild of the OCaml ecosystem with OCaml 5.5.1, which fixes two security bugs. See https://github.com/ocaml/ocaml/releases/tag/5.5.1 for detail…

Linux GitHub

32 days ago · Oct 6, 2026, 3:06 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 45 ocaml-stdio Critical Buffer Overflow and Remote Execute Fix

This is a mass rebuild of the OCaml ecosystem with OCaml 5.5.1, which fixes two security bugs. See https://github.com/ocaml/ocaml/releases/tag/5.5.1 for detail…

Linux GitHub

32 days ago · Oct 6, 2026, 3:06 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 45 ocaml-sqlite Major Buffer Overflow Remote Code Execution Alert

This is a mass rebuild of the OCaml ecosystem with OCaml 5.5.1, which fixes two security bugs. See https://github.com/ocaml/ocaml/releases/tag/5.5.1 for detail…

Linux GitHub

32 days ago · Oct 6, 2026, 3:06 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 45 ocaml-sexplib Critical Remote Code Execution Fix 2026-403bcf6fd8

This is a mass rebuild of the OCaml ecosystem with OCaml 5.5.1, which fixes two security bugs. See https://github.com/ocaml/ocaml/releases/tag/5.5.1 for detail…

Linux GitHub

32 days ago · Oct 6, 2026, 2:20 AM Read more →
BleepingComputer
BleepingComputer Vulnerabilities

New Dell System Update flaw lets hackers gain root privileges

Dell warned customers to patch a critical vulnerability in the System Update (DSU) command-line interface (CLI) deployment tool as soon as possible.…

33 days ago · Oct 5, 2026, 4:53 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 45 Update for Rust-salsa Resolves Potential Code Execution Risk

Update the libcst/libcst_derive crates to 1.9.0. Update the salsa/salsa- macros/salsa-macro-rules crates to 0.28.5, fixing a use-after-free bug, GHSA- xc3w-55v…

Linux

34 days ago · Oct 4, 2026, 5:37 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

openSUSE binaryen Moderate Security Notice 2026-11915-1

An update that solves 3 vulnerabilities can now be installed.

Linux

35 days ago · Oct 3, 2026, 6:04 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 43 hplip Critical Remote Code Execution Fixes 2026-59a4f90bc0

3.26.6, fixes CVE-2026-91105,CVE-2026-91103,CVE-2026-91102,CVE-2026-91101, CVE-2026-91100,CVE-2026-91099,CVE-2026-91098,CVE-2026-91097

Linux

35 days ago · Oct 3, 2026, 6:04 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 44 hplip Security Flaw Remote Code Execution Privilege Escalation

3.26.6, fixes CVE-2026-91105,CVE-2026-91103,CVE-2026-91102,CVE-2026-91101, CVE-2026-91100,CVE-2026-91099,CVE-2026-91098,CVE-2026-91097

Linux

35 days ago · Oct 3, 2026, 3:12 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 44 Fetchmail Update CVE-2026-94184 Remote Code Issue 2026-ffdc059b16

Update to fetchmail-6.6.8 (CVE-2026-94184) Update to fetchmail-6.6.7

Linux

35 days ago · Oct 3, 2026, 3:12 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

SUSE perl-Protocol-HTTP2 Important DoS Memory Exhaustion Vuln 2026-23945-1

An update that solves one vulnerability can now be installed.

Linux

37 days ago · Oct 1, 2026, 10:45 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian Chromium High Remote Code Execution Service Disruption DSA-6535-1

Security issues were discovered in Chromium which could result in the execution of arbitrary code, denial of service, or information disclosure. For the stable…

Linux Chrome

37 days ago · Oct 1, 2026, 7:38 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Oracle Linux 9 Kernel Significant Patch Notification ELSA-2026-72623

The following updated rpms for Oracle Linux 9 have been uploaded to the Unbreakable Linux Network:

Linux

37 days ago · Oct 1, 2026, 4:26 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 44 rust-salsa-macro-rules Important Use-After-Free Fix Notice

Update the libcst/libcst_derive crates to 1.9.0. Update the salsa/salsa- macros/salsa-macro-rules crates to 0.28.5, fixing a use-after-free bug, GHSA- xc3w-55v…

Linux

37 days ago · Oct 1, 2026, 12:01 PM Read more →
LinuxSecurity - Security Articles
LinuxSecurity - Security Articles Vulnerabilities

Flatpak Vulnerability Fixes Protect Linux Host Files and Processes

Flatpak 1.18.4 fixes three vulnerabilities that could let a malicious sandboxed app affect files or processes on its Linux host.

Linux

37 days ago · Oct 1, 2026, 3:15 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

openSUSE gimp Critical Remote Access Vulnerabilities Fix 2026-11890-1

An update that solves 6 vulnerabilities can now be installed.

Linux

38 days ago · Sep 30, 2026, 6:05 PM Read more →
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