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

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 →
Barracuda ESG — CVE-2026-116606 · CVE-2026-111560
Vulnerability Critical

Barracuda email gateways: two chained flaws give root access and are now exploited

Barracuda says attackers are exploiting two flaws that, combined, give root access to its Email Security Gateway appliances. One of them also affects its WAF, load balancers, arch…

BarracudaEmailWAF

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 →
SonicWall SonicOS — CVE-2026-19868
Vulnerability High

SonicWall SSL VPN: a flaw that bypasses SAML and MFA is being exploited, CISA warns

CISA added CVE-2026-19868, a flaw in the SSL VPN service of SonicWall SonicOS firewalls, to its catalogue of actively exploited vulnerabilities on 6 November 2026. A user holding …

SonicWallVPNFirewall

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 →
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says attackers are exploiting a DSM vulnerability fixed in late 2024 to encrypt the data of NAS devices running outdated versions and demand a ransom.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 →
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 →
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

SUSE: 2021:559-1 suse/sle15 Security Upda

The container suse/sle15 was updated. The following patches have been included in this update:

Linux Docker

1803 days ago · Dec 5, 2021, 4:55 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

SUSE: 2021:557-1 suse/sle15 Security Upda

The container suse/sle15 was updated. The following patches have been included in this update:

Linux Docker

1803 days ago · Dec 5, 2021, 4:42 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

openSUSE: 2021:1525-1 moderate: singulari

An update that fixes one vulnerability is now available.

Linux

1804 days ago · Dec 4, 2021, 2:16 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

SUSE: 2021:555-1 suse/sle15 Security Upda

The container suse/sle15 was updated. The following patches have been included in this update:

Linux Docker

1804 days ago · Dec 4, 2021, 5:32 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

SUSE: 2021:548-1 suse/sles12sp3 Security Upda

The container suse/sles12sp3 was updated. The following patches have been included in this update:

Linux Docker

1804 days ago · Dec 4, 2021, 4:42 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

SUSE: 2021:772-1 sles-15-sp3-chost-byos-v20211202 Security Upda

The container sles-15-sp3-chost-byos-v20211202 was updated. The following patches have been included in this update:

Linux Docker

1804 days ago · Dec 4, 2021, 4:27 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

SUSE: 2021:771-1 suse-sles-15-sp3-chost-byos-v20211202-hvm-ssd-x86_64 Security Upda

The container suse-sles-15-sp3-chost-byos-v20211202-hvm-ssd-x86_64 was updated. The following patches have been included in this update:

Linux Docker

1804 days ago · Dec 4, 2021, 4:26 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

SUSE: 2021:770-1 suse-sles-15-sp3-chost-byos-v20211202-gen2 Security Upda

The container suse-sles-15-sp3-chost-byos-v20211202-gen2 was updated. The following patches have been included in this update:

Linux Docker

1804 days ago · Dec 4, 2021, 4:25 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

openSUSE: 2021:1524-1 moderate: t

An update that fixes one vulnerability is now available.

Linux

1805 days ago · Dec 3, 2021, 5:16 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

openSUSE: 2021:1521-1 important: python-Pygmen

An update that fixes one vulnerability is now available.

Linux

1805 days ago · Dec 3, 2021, 2:44 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian LTS: DLA-2838-1: librecad security upda

Several vulnerabilities were discovered in LibreCAD, an application for computer aided design (CAD) in two dimensions. An attacker could trigger code execution…

Linux

1805 days ago · Dec 3, 2021, 10:00 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

SUSE: 2021:547-1 suse/sle15 Security Upda

The container suse/sle15 was updated. The following patches have been included in this update:

Linux Docker

1805 days ago · Dec 3, 2021, 5:34 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

SUSE: 2021:545-1 suse/sle15 Security Upda

The container suse/sle15 was updated. The following patches have been included in this update:

Linux Docker

1805 days ago · Dec 3, 2021, 5:14 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

SUSE: 2021:543-1 suse/sles12sp5 Security Upda

The container suse/sles12sp5 was updated. The following patches have been included in this update:

Linux Docker

1805 days ago · Dec 3, 2021, 4:52 AM Read more →
The Hacker News
The Hacker News Vulnerabilities

Unpatched Unauthorized File Read Vulnerability Affects Microsoft Windows OS

Unofficial patches have been issued to remediate an improperly patched Windows security vulnerability that could allow information disclosure and local privile…

Windows

1805 days ago · Dec 3, 2021, 4:42 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

SUSE: 2021:541-1 suse/sles12sp4 Security Upda

The container suse/sles12sp4 was updated. The following patches have been included in this update:

Linux Docker

1805 days ago · Dec 3, 2021, 4:40 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

openSUSE: 2021:1520-1 moderate: permissio

An update that solves three vulnerabilities and has 27 fixes is now available.

Linux

1806 days ago · Dec 2, 2021, 5:17 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

RedHat: RHSA-2021-4919:03 Critical: nss security upda

An update for nss is now available for Red Hat Enterprise Linux 8.2 Extended Update Support. Red Hat Product Security has rated this update as having a securit…

Linux

1806 days ago · Dec 2, 2021, 4:42 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

RedHat: RHSA-2021-4910:03 Moderate: OpenShift Virtualization 4.8.3 RP

Red Hat OpenShift Virtualization release 4.8.3 is now available with updates to packages and images that fix several bugs and add enhancements. Red Hat Product…

Linux

1806 days ago · Dec 2, 2021, 4:42 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

SciLinux: SLSA-2021-4904-1 Critical: nss on SL7.x x86_

nss: Memory corruption in decodeECorDsaSignature with DSA signatures (and RSA-PSS) (CVE-2021-43527) For more details about the security issue(s), including the…

Linux

1806 days ago · Dec 2, 2021, 11:44 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

RedHat: RHSA-2021-4909:03 Critical: nss security upda

An update for nss is now available for Red Hat Enterprise Linux 8.4 Extended Update Support. Red Hat Product Security has rated this update as having a securit…

Linux

1806 days ago · Dec 2, 2021, 10:41 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

openSUSE: 2021:3873-1 important: netc

An update that fixes 16 vulnerabilities is now available.

Linux

1806 days ago · Dec 2, 2021, 9:04 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

openSUSE: 2021:3874-1 important: webkit2gt

An update that fixes two vulnerabilities is now available.

Linux

1806 days ago · Dec 2, 2021, 8:57 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

RedHat: RHSA-2021-4907:04 Critical: nss security upda

An update for nss is now available for Red Hat Enterprise Linux 6 Extended Lifecycle Support. Red Hat Product Security has rated this update as having a securi…

Linux

1807 days ago · Dec 1, 2021, 10:41 PM Read more →
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