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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

“GDPR Day” (May 25th, 2018) has brought a flood of activity. For example, most of us have experienced an overload of updated privacy statements in our inboxes, which can induce privacy fatigue (call it “privapathy”) that ultimately results in ignored or deleted emails.

A couple of years ago, I had a conversation with a CISO that has stuck with me. His Board of Directors had dramatically increased the security budget without his prompting. Instead of instantly jumping at the chance to invest in new technologies, this CISO first took a step back to analyze his existing security program.

Austin, Texas-based ALTR emerged from stealth mode on Wednesday with a blockchain-based data security platform and $15 million in funding.ALTR announced the immediate availability of its product, which has been in development for nearly four years while the company operated in stealth mode.

[Updated] MyHeritage, a DNA and genealogy firm, announced Monday that the access credentials of 92 million users had been stolen. It only discovered the breach when a security researcher informed the company he had found a file named myheritage stored outside of MyHeritage.

PageUp, an Australian company that provides HR software, informed customers this week that it launched an investigation on May 23 after detecting suspicious activity on its IT infrastructure.

Mirai is the archetypal IoT botnet, first achieving infamy with a 665 Gbps DDoS attack against the KrebsOnSecurity website in September 2016. Within days, a second Mirai attack targeted the French hosting firm, OVH, with an attack that peaked at nearly 1 Tbps.

IBM announced on Monday that it has added two new important features to its “MaaS360 with Watson” unified endpoint management (UEM) solution.UEM solutions allow enterprise IT teams to manage smartphones, tablets, laptops and IoT devices in their organization from a single management console.

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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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