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CSO Online

20 articles

CSO Online enterprise Microsoft Sep 9

September 2026 Patch Tuesday roundup: Plugs for two zero day holes among almost 1,000 fixes in Windows

Possibly wormable bugs and two zero-day holes highlight the almost 1,000 fixes issued today by Microsoft in its September Patch Tuesday release. The 964 vuln...

CSO Online → Details

CSO Online enterprise Apple Amazon Cisco Linux Sep 9

Cisco bundles fixes for multiple vulnerabilities, some critical, into one patch

Cisco is looking to get ahead of attackers with a new set of more than a half-dozen fixes, some of them critical, for its IOS XR Linux-based network operatin...

T1190

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CSO Online enterprise Sep 8

CISA tells operators to harden Siemens S7 PLCs. Here’s how to do it without disrupting production

On a conventional server, disabling an unused service is usually a routine hardening task. On a Siemens S7 controller, the supposedly unused service may carr...

CSO Online → Details

CSO Online enterprise Intel Sep 8

Mars Security Debuts Automated Threat Engine Processing Live Cyber Intelligence Into Validated Rules Within Minutes

Mars Security, an autonomous threat hunting and detection engineering platform founded by offensive cybersecurity veterans, today announced Real-Time Intel-B...

CSO Online → Details

CSO Online enterprise Sep 8

Reflectiz Launches Agentic Pentesting for Websites: Up to 10x Coverage vs Conventional Pentests

Specialized team of AI agents that discover, attack, and validate web vulnerabilities, leveraging pre-existing site context to eliminate noise and speed reme...

T1598

CSO Online → Details

CSO Online enterprise Adobe Sep 8

Adobe Commerce max-severity bug comes under active attack

Online stores running Adobe Commerce and Magento Open Source have been hit by a max-severity, zero-day bug that lets unauthenticated attackers execute code o...

T1071 T1598 1 IOC

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CSO Online enterprise Microsoft Sep 8

BigBear 2.0 phishing campaign hijacks Microsoft 365 sessions after MFA

A phishing-as-a-service operation targeting Microsoft 365 users has harvested thousands of session cookies that could be used to hijack authenticated session...

T1566

CSO Online → Details

CSO Online enterprise Sep 8

Security leaders must prepare for likely threats, not sensationalized agentic attacks

A malicious dataset exploits code-execution paths in a remote-code dataset loader and a dataset configuration before compromising access credentials to move ...

CSO Online → Details

CSO Online enterprise Sep 8

Securing AI agents: Key controls and best practices

Enterprises increasingly give AI agents the credentials, tools, and network access of privileged employees, but security experts warn that existing security ...

CSO Online → Details

CSO Online enterprise Sep 7

Sam Altman calls GPT-6 Astra rollout ‘messy’ as enterprise users wait for access

OpenAI’s rollout of its GPT-6 Astra model ran into early access issues after paying ChatGPT users were unable to use the system shortly after launch, prompti...

CSO Online → Details

CSO Online enterprise Amazon Sep 7

Back-to-back N-able bugs send admins on a patching spree

A max-severity zero-day bug could be affecting cybersecurity firm N-able’s N-central remote monitoring and management platform, the company said, even as adm...

T1190 1 IOC

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CSO Online enterprise Sep 7

What do CISOs need to rest easy about future AI risks?

Security leaders’ confidence in their ability to navigate the security risks AI will pose over the next two years rests on several clear factors, according t...

CSO Online → Details

CSO Online enterprise Sep 4

FBI investigates breach of 153 million driving license records at IDscan.net

Drivers in North America received a nasty shock this week when it was revealed that digital scans of 153 million drivers’ licenses were for sale on the dark ...

1 IOC

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CSO Online enterprise Sep 4

Bidding war for defunct Spirit Airlines’ employee data will not die

The destiny of Spirit Airline’s data is still undecided, months after the company sought bankruptcy protection. AI data company Micro1 has now offered $12.

CSO Online → Details

CSO Online enterprise Amazon Sep 4

OpenAI launches GPT-6 Astra, its first model to cross a critical cybersecurity threshold

OpenAI launched GPT-6 Astra on Thursday, disclosing that the new flagship model has crossed the “Critical” threshold for cybersecurity risk under its Prepare...

T1598

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CSO Online enterprise Sep 4

The democratization of cyber warfare — and what it means for CISOs

For most of modern history, sophisticated and costly warfare had a high barrier to entry. In order to maintain a significant tactical advantage, you needed m...

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CSO Online enterprise Sep 3

OpenAI targets small utilities with $1 billion cyber defense initiative

In a keynote speech during a summit at OpenAI’s headquarters attended by 300 enterprise security leaders and CISOs from Fortune 1000 companies, OpenAI Presid...

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CSO Online enterprise Sep 3

Decade-old PostgreSQL flaw turns backup account into a backdoor

A critical vulnerability in PostgreSQL had remained hidden for more than a decade, potentially turning a routine backup account into a path to full database ...

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CSO Online enterprise Microsoft Sep 3

Counterfeit installers turn routine software downloads into enterprise breaches

Microsoft has warned that attackers are breaching enterprise systems via counterfeit download sites impersonating software including Microsoft Edge, Kaspersk...

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CSO Online enterprise Palo Alto Networks Sep 3

AI agents help compress ransomware intrusion to under 10 hours, raising stakes for CISOs

A ransomware attacker used AI agents to move through an enterprise network in less than 10 hours, according to Palo Alto Networks researchers, who estimated ...

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