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Microsoft says failed server health checks disrupted Outlook and other Microsoft 365 services. The company is still investigating the cause and has disclosed no evidence of a cyberattack.

The mod_http2 race condition, CVE-2026-119618, could let unauthenticated attackers execute code on servers with HTTP/2 enabled.

Google fixed 83 flaws with a new Chrome 157 release, and Mozilla addressed 99 bugs in Firefox 160.

Using thousands of hijacked accounts, the wfx-loot campaign planted a CI secret stealer that ran in over 1,800 GitHub repositories.

The company plans to accelerate product development, hire new talent, expand its US presence, and enter new markets.

The attackers accessed chat transcripts for fewer than 1% of Notion workspaces. Most transcripts were unattributable.

The attackers exploited a vulnerability in a legitimate extension to bypass ScreenConnect authentication.

The malicious activity started shortly after a researcher dropped over 30 zero-days. N-able patched the unauthenticated ones.

Attackers could exploit a critical Red Hat Quay flaw to steal private container images, overwrite repositories and maintain persistent access.

The WhiteArmor ransomware group claims it stole 100GB of data from the shipping giant’s systems.

Designed for cybersecurity leaders, this immersive two-day virtual event is your premier destination to discuss, share, and learn innovative risk management and defense strategies defining the modern enterprise.

A critical authentication bypass allows attackers to execute arbitrary code as admin and take over XCP-ng nodes.

Attackers could exploit them for command execution, memory overwrites, and privilege escalation.

Apache vulnerability Apache vulnerability

The mod_http2 race condition, CVE-2026-119618, could let unauthenticated attackers execute code on servers with HTTP/2 enabled.

N-Able N-central vulnerability exploited N-Able N-central vulnerability exploited

The malicious activity started shortly after a researcher dropped over 30 zero-days. N-able patched the unauthenticated ones.

Maersk ransomware attack Maersk ransomware attack

The WhiteArmor ransomware group claims it stole 100GB of data from the shipping giant’s systems.

Top Cybersecurity Headlines

A critical authentication bypass allows attackers to execute arbitrary code as admin and take over XCP-ng nodes.

Intel and AMD disclose more than 200 vulnerabilities, including critical flaws in Intel TDX software and numerous AMD graphics bugs.

The security defects could allow attackers to bypass authorization and gain root access to devices.

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Upcoming Cybersecurity Events

CISO Forum Virtual Summit

The 2026 Virtual CISO Forum brings together CISOs, senior cybersecurity executives, practitioners, industry experts, and other security leaders to share practical experience and examine the issues shaping enterprise cybersecurity strategy.
[November 10 & 11, 2026 | Virtual]

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CISO Forum 2026 Year-End Review Virtual Roundtable

SecurityWeek’s CISO Forum 2026 Year-End Virtual Roundtable will reflect on a landmark year in security and discuss how to fortify your enterprise strategy for 2027.
[December 2, 2026 | Virtual]

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Cyber AI and Automation Summit 2026

SecurityWeek’s Cyber AI & Automation Summit pushes the boundaries of security discussions by exploring the implications and applications of predictive AI, machine learning, and automation in modern cybersecurity programs.
[December 8 & 9, 2026 | Virtual]

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Zero Trust Summit Now On-Demand

SecurityWeek’s 2026 Zero Trust Summit will deep-dive into the world of digital identity management and the role of zero-trust principles and associated technologies
[Originally October 14, 2026]

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Vulnerabilities

Cybercrime

The Simple Service Discovery Protocol (SSDP) can be abused to launch a new type of distributed denial of service (DDoS) attacks where devices respond with a non-standard port, NETSCOUT Arbor reports.

San Francisco, Calif (HQ) and Ramat Gan, Israel (R&D) threat prevention firm Preempt has raised $17.5 million in a Series B funding round supported by ClearSky, Blackstone, Intel Capital and General Catalyst. The total raised by Preempt now stands at $27.5 million, having raised $2 million as seed funding in 2014, and $8 million in a Series A round in 2016.

Cisco’s Talos team this week announced the availability of a free decryption tool to help victims of the Thanatos ransomware recover their files without paying the ransom.

Adults today have witnessed video stores becoming streaming services, book stores vanishing into cyberspace. Traditional, even beloved, consumer brands are being supplanted by digital replacements. Even interpersonal relationships now occur largely online.  

The UK government's Cabinet Office has published the first iteration of its Minimum Cyber Security Standard, which will be incorporated into the Government Functional Standard for Security. The standard is mandatory for all government departments (which includes 'organizations, agencies, Arm’s Length Bodies and contractors'); but provides an excellent security checklist/framework for all commercial organizations.

Identity management solutions provider Ping Identity on Tuesday announced the acquisition of Elastic Beam, a company that specializes in detecting and blocking attacks aimed at application programming interfaces (APIs).

Cisco has informed users that a recently patched vulnerability affecting its Adaptive Security Appliance (ASA) and Firepower Threat Defense (FTD) software has been exploited in denial-of-service (DoS) attacks.

A new report quantifies what every manager instinctively knows: private messaging within collaboration tools can hide worrying content sent between employees. This can include confidential and sensitive data inappropriately shared, password sharing, and even toxic sentiment that could harm workplace productivity or highlight a nascent insider threat.

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Application Security

Application Security

Using thousands of hijacked accounts, the wfx-loot campaign planted a CI secret stealer that ran in over 1,800 GitHub repositories.

Cloud Security

Cloud Security

Created by Zerto and Kashya veterans, the startup has launched a platform designed to recover whole cloud applications. 

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