SecurityWeek Briefing.

 "AI-built exploit and sign-in flaw opened path to internal OpenAI Code."

Views expressed in this cybersecurity, cybercrime update are those of the reporters and correspondents.  Accessed on 18 September 2026, 2305 UTC.

Content and Source:  "SecurityWeek Briefing."

https://mail.google.com/mail/u/0/#inbox/FMfcgzQhWTrFZTFPlHXGXbMJMwxDprhS

Please check email link or scroll down to read your selections. Thanks for joining us today.

Russ Roberts (https://www.hawaiicybersecurityjournal.net).

Friday, September 18, 2026

Shift from email triage to infrastructure defense – Learn more (Sponsored)

CYBERSECURITY NEWS HEADLINES

AI-Built Exploit and Sign-In Flaw Opened Path to Internal OpenAI Code Check Point, Kaspersky, Tanium Patch Product Vulnerabilities Microsoft Patches 18 Vulnerabilities in AI, Cloud Products Brevo Supply Chain Attack Injects Malware Into 100,000 Websites NightmareStresser DDoS Service Disrupted in International Operation 23 Million User Records Compromised in Gyazo Data Breach Critical Orkes Conductor Vulnerability Exploited in Attacks MIND Secures $72 Million for AI-Powered DLP In Other News: Ransomware Developer Sentenced, Plugin4Shell AI Attack, Critical SAP Flaw

Read More From Today

Shift from Email Triage to Infrastructure Defense

Single-message scoring leaves blind spots. Learn how Doppel layers campaign-level defense onto your existing native, SEG, or ICES setup.

Learn More

SecurityWeek Expert Insights

“We Think the Security Control Is Working” Is No Longer Good Enough – Point-in-time audits and sampled assessments offer only snapshots; continuous control monitoring provides evidence that security controls are working today. (Sravish Sridhar)   This Key Will Self-Destruct: An Open Standard for Revocable API Keys – Every leaked credential should be dead, or dying, within sixty seconds of being found. Here’s a proposal to make that the default. (Matt Honea)

SecurityWeek's Virtual Event Lineup

Zero Trust & Identity Strategies Summit October 14, 2026 @ 11AM ET (Virtual)

Register Now

If you missed it...

Cyberattacks on Two Oil Tankers Prompt Coast Guard, FBI to Board Vessels AI Agents Can Retrain Own Models Mid-Task, Leaking Secrets and Erasing Refusals OpenAI Says Its Models Searched GitHub for Leaked API Keys During Training Active Exploitation Triggers Emergency Patch for Cisco ISE Zero-Day CISA Retires Weekly Vulnerability Bulletin in Risk-Based Pivot Cisco Fixes Dozens of Flaws Across FMC, ISE and Nexus Dashboard Ransomware Attacks on Manufacturers Surge as Supply Chain Risk Grows

© 2026 Wired Business Media 470 Atlantic Ave Boston, MA 02210 Manage Email Preferences SecurityWeek United States,