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Check Point — CVE-2026-109618 · CVE-2026-123039

Vulnerability Critical

Check Point gateways hacked through PHP2Shell: the vendor confirms attacks, a backdoor and a wiper

Check Point says attackers exploited the PHP2Shell flaws in the Mobile Access portal of unpatched Security Gateways, then a second bug to become root. On some targets they install…

Check PointFirewallVPN

ScreenConnect — CVE-2026-127063

Vulnerability Critical

ScreenConnect: a third-party extension with a default secret abused to take over managed machines

ConnectWise is investigating unauthorised access to partner ScreenConnect environments, which it links to RMM+, a third-party extension whose API accepts a default secret (CVE-202…

ConnectWiseScreenConnectRMM

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

Microsoft Outlook — CVE-2026-124194

Vulnerability High

Outlook: an exploited flaw leaks users’ NTLMv2 hashes, Microsoft patches it

Microsoft’s November 2026 updates fix CVE-2026-124194, an Outlook flaw that the vendor says is already exploited. A crafted file opened in Outlook makes it connect to an attacker’…

MicrosoftOutlookMicrosoft 365

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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 Articles

LinuxSecurity - Security Articles Vulnerabilities

Verifying Linux Server Security: What Every Admin Needs to Know

Linux is a widespread OS known for its robust security . That being said, vulnerabilities are inevitable in any OS, and Linux system administrators must be vig…

LinuxSecurity - Security Advisories

LinuxSecurity - Security Advisories Vulnerabilities

RedHat: RHSA-2023-1468:01 Important: kernel security, bug fix,

An update for kernel is now available for Red Hat Enterprise Linux 9.0 Extended Update Support. Red Hat Product Security has rated this update as having a secu…

LinuxSecurity - Security Advisories

LinuxSecurity - Security Advisories Vulnerabilities

RedHat: RHSA-2023-1472:01 Important: thunderbird security update

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

LinuxSecurity - Security Advisories

LinuxSecurity - Security Advisories Vulnerabilities

RedHat: RHSA-2023-1467:01 Important: kernel-rt

An update for kernel-rt is now available for Red Hat Enterprise Linux 9.0 Extended Update Support. Red Hat Product Security has rated this update as having a s…

LinuxSecurity - Security Advisories

LinuxSecurity - Security Advisories Vulnerabilities

RedHat: RHSA-2023-1466:01 Important: kpatch-patch security update

An update for kpatch-patch is now available for Red Hat Enterprise Linux 9.0 Extended Update Support. Red Hat Product Security has rated this update as having …

LinuxSecurity - Security Advisories

LinuxSecurity - Security Advisories Vulnerabilities

SUSE: 2023:789-1 suse/sle15 Security Update

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

LinuxSecurity - Security Advisories

LinuxSecurity - Security Advisories Vulnerabilities

SUSE: 2023:785-1 suse/sle15 Security Update

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

LinuxSecurity - Security Advisories

LinuxSecurity - Security Advisories Vulnerabilities

Mageia 2023-0111: firefox security update

Sometimes, when invalidating JIT code while following an iterator, the newly generated code could be overwritten incorrectly. This could lead to a potentially …

LinuxSecurity - Security Advisories

LinuxSecurity - Security Advisories Vulnerabilities

openSUSE: 2023:0080-1 moderate: squirrel

An update that fixes one vulnerability is now available.

LinuxSecurity - Security Advisories

LinuxSecurity - Security Advisories Vulnerabilities

RedHat: RHSA-2023-1444:01 Important: firefox security update

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

LinuxSecurity - Security Advisories

LinuxSecurity - Security Advisories Vulnerabilities

RedHat: RHSA-2023-1437:01 Important: openssl security update

An update for openssl is now available for Red Hat Enterprise Linux 8.1 Update Services for SAP Solutions. Red Hat Product Security has rated this update as ha…

LinuxSecurity - Security Advisories

LinuxSecurity - Security Advisories Vulnerabilities

RedHat: RHSA-2023-1440:01 Important: openssl security update

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

LinuxSecurity - Security Advisories

LinuxSecurity - Security Advisories Vulnerabilities

RedHat: RHSA-2023-1370:01 Important: nss security update

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…

LinuxSecurity - Security Advisories

LinuxSecurity - Security Advisories Vulnerabilities

RedHat: RHSA-2023-1367:01 Important: firefox security update

An update for firefox is now available for Red Hat Enterprise Linux 8.6 Extended Update Support. Red Hat Product Security has rated this update as having a sec…

LinuxSecurity - Security Advisories

LinuxSecurity - Security Advisories Vulnerabilities

SUSE: 2023:779-1 suse/sle-micro/5.2/toolbox Security Update

The container suse/sle-micro/5.2/toolbox was updated. The following patches have been included in this update:

LinuxSecurity - Security Advisories

LinuxSecurity - Security Advisories Vulnerabilities

SUSE: 2023:777-1 suse/sle-micro/5.1/toolbox Security Update

The container suse/sle-micro/5.1/toolbox was updated. The following patches have been included in this update:

LinuxSecurity - Security Advisories

LinuxSecurity - Security Advisories Vulnerabilities

SUSE: 2023:776-1 suse/sle15 Security Update

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

LinuxSecurity - Security Advisories

LinuxSecurity - Security Advisories Vulnerabilities

SUSE: 2023:775-1 suse/sle-micro/5.4/toolbox Security Update

The container suse/sle-micro/5.4/toolbox was updated. The following patches have been included in this update:

LinuxSecurity - Security Advisories

LinuxSecurity - Security Advisories Vulnerabilities

SUSE: 2023:774-1 suse/sle-micro/5.3/toolbox Security Update

The container suse/sle-micro/5.3/toolbox was updated. The following patches have been included in this update:

LinuxSecurity - Security Advisories

LinuxSecurity - Security Advisories Vulnerabilities

SciLinux: SLSA-2023-1335-1 Important: openssl on SL7.x x86_64

openssl: X.400 address type confusion in X.509 GeneralName (CVE-2023-0286) For more details about the security issue(s), including the impact, a CVSS score, ac…

LinuxSecurity - Security Advisories

LinuxSecurity - Security Advisories Vulnerabilities

SciLinux: SLSA-2023-1332-1 Important: nss on SL7.x x86_64

nss: Arbitrary memory write via PKCS 12 (CVE-2023-0767) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and …

LinuxSecurity - Security Advisories

LinuxSecurity - Security Advisories Vulnerabilities

SUSE: 2023:768-1 bci/golang Security Update

The container bci/golang was updated. The following patches have been included in this update:

LinuxSecurity - Security Advisories

LinuxSecurity - Security Advisories Vulnerabilities

SUSE: 2023:767-1 suse/389-ds Security Update

The container suse/389-ds was updated. The following patches have been included in this update:

LinuxSecurity - Security Advisories

LinuxSecurity - Security Advisories Vulnerabilities

SUSE: 2023:766-1 suse/sles12sp5 Security Update

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