March 27, 2026 | ITBriefcase.net Why it matters: Cisco Secure Firewall Management Center CVE-2026-20131 (CVSS 10.0) was exploited as a zero-day by Interlock ransomware since January 26, 2026—36 days before public disclosure on March 4—enabling unauthenticated remote...
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Mar 20, 2026
March 20, 2026 | ITBriefcase.net Why it matters: This week Google released emergency Chrome updates addressing two actively exploited zero-days—CVE-2026-3909 (Skia graphics library out-of-bounds write) and CVE-2026-3910 (V8 JavaScript engine inappropriate...
Mar 16, 2026
In this episode of Inside the Briefcase, host Rocky Giglio speaks with Eric Fourrier, CEO of GitGuardian, about the founding story of the company, the evolution of secrets management in software development, and the impact of AI on security. Eric shares insights on...
Mar 5, 2026
Many recent breach postmortems share a common detail. Attackers did not have to hack directly into the system, but simply reused access that already existed. The easiest path to data and systems can now be a forgotten OAuth integration, an overly broad app consent...
Feb 27, 2026
February 27, 2026 | ITBriefcase.net Why it matters:Â This week witnessed an unprecedented security crisis with Microsoft February 2026 Patch Tuesday addressing 58 vulnerabilities, including six actively exploited zero-days affecting Windows Shell (CVE-2026-21510, CVSS...
Dec 5, 2025
December 5, 2025 | ITBriefcase.net Why it matters: This week CISA added critical Android Framework zero-day vulnerabilities CVE-2025-48572 and CVE-2025-48633 to its Known Exploited Vulnerabilities catalog on December 2 with evidence of limited targeted exploitation...
Nov 7, 2025
November 7, 2025 | ITBriefcase.net Why it matters: This week exposed critical vulnerabilities in AI systems that millions trust daily, with Tenable researchers disclosing seven zero-click attack vectors in ChatGPT affecting GPT-4o and GPT-5 models that enable silent...
Oct 31, 2025
October 24, 2025 | ITBriefcase.net Why it matters: This week delivered multiple maximum-severity cybersecurity emergencies requiring immediate enterprise response. F5 disclosed a sophisticated nation-state breach compromising BIG-IP source code and vulnerability...
Oct 24, 2025
October 24, 2025 | ITBriefcase.net Why it matters: This week delivered multiple maximum-severity cybersecurity emergencies requiring immediate enterprise response. F5 disclosed a sophisticated nation-state breach compromising BIG-IP source code and vulnerability...
Oct 17, 2025
October 17, 2025 | ITBriefcase.net Why it matters: This week marked one of the most significant cybersecurity milestones of 2025, with Microsoft's October Patch Tuesday delivering a staggering 175 vulnerabilities—the largest single Patch Tuesday release on record....
