Apr 16, 2026 • [email protected] (The Hacker News)
ThreatsDay Bulletin: Defender 0-Day, SonicWall Brute-Force, 17-Year-Old Excel RCE and 15 More Stories
This ThreatsDay Bulletin covers multiple cybersecurity incidents including a Microsoft Defender 0-day vulnerability, SonicWall brute-force attacks, and a...
Executive Summary
This ThreatsDay Bulletin covers multiple cybersecurity incidents including a Microsoft Defender 0-day vulnerability, SonicWall brute-force attacks, and a 17-year-old Excel remote code execution vulnerability. The article references supply chain concerns and various threat vectors. The provided content appears truncated, limiting complete analysis. Organizations should prioritize patching Microsoft Defender installations, secure SonicWall devices against credential stuffing attacks, and address legacy Microsoft Excel vulnerabilities. Monitor for indicators of compromise and implement multi-factor authentication across all critical systems.
Summary
You know that feeling when you open your feed on a Thursday morning and it's just... a lot? Yeah. This week delivered. We've got hackers getting creative in ways that are almost impressive if you ignore the whole "crime" part, ancient vulnerabilities somehow still ruining people's days, and enough supply chain drama to fill a season of television nobody asked for. Not all bad though. Some
Published Analysis
This ThreatsDay Bulletin covers multiple cybersecurity incidents including a Microsoft Defender 0-day vulnerability, SonicWall brute-force attacks, and a 17-year-old Excel remote code execution vulnerability. The article references supply chain concerns and various threat vectors. The provided content appears truncated, limiting complete analysis. Organizations should prioritize patching Microsoft Defender installations, secure SonicWall devices against credential stuffing attacks, and address legacy Microsoft Excel vulnerabilities. Monitor for indicators of compromise and implement multi-factor authentication across all critical systems. You know that feeling when you open your feed on a Thursday morning and it's just... a lot? Yeah. This week delivered. We've got hackers getting creative in ways that are almost impressive if you ignore the whole "crime" part, ancient vulnerabilities somehow still ruining people's days, and enough supply chain drama to fill a season of television nobody asked for. Not all bad though. Some You know that feeling when you open your feed on a Thursday morning and it's just... a lot? Yeah. This week delivered. We've got hackers getting creative in ways that are almost impressive if you ignore the whole "crime" part, ancient vulnerabilities somehow still ruining people's days, and enough supply chain drama to fill a season of television nobody asked for. Not all bad though. Some