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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

Despite government demands for backdoors into end-to-end encryption, it remains a legitimate requirement for business. Political tensions affect, but don't stop, international commerce; and business teams visiting foreign countries need to know that their communications are secure and delivered. The problem is domestic as well as international -- staff are increasingly mobile and work from any hotspot or free WiFi location they can find.

Flintstones Chewable Vitamins were among the first multivitamins for kids, and when I was growing up they were all the rage. Today, many adults continue the practice of taking a multivitamin. To get a dietary supplement more tailored to our needs we can choose a formula designed for women or men, for people over 50, or for bone, eye, heart health, etc. This approach gets us part of the way to reaching our goals, but it isn’t tailored to exactly...

UPDATED. A recent phishing attack aimed at the Democratic National Committee’s voter database was actually part of a simulation, researchers and representatives of the Democratic Party confirmed.

An attempt to break into the Democratic National Committee’s massive voter database has been thwarted, a party official said Wednesday, two years after Russian operatives sent the party into disarray by hacking into its computers and facilitating the release of tens of thousands of emails amid the presidential election.

Updates released on Wednesday for the Apache Struts 2 open source development framework address a critical vulnerability that can be exploited for remote code execution.The flaw, tracked as CVE-2018-11776, affects Struts 2.3 through 2.3.34, Struts 2.5 through 2.5.16, and possibly unsupported versions of the framework.

Threat actors apparently working out of Iran have been conducting an operation whose goal is to influence the opinions of people in the United States and other countries around the world, FireEye reported on Tuesday.

Security researchers have uncovered a supply chain attack aimed at infecting organizations in South Korea with a remote access Trojan (RAT) to steal valuable information.

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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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