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Zero-Day

20 articles

SecurityWeek Zero-Day Palo Alto Networks May 6

Palo Alto Networks to Patch Zero-Day Exploited to Hack Firewalls

CVE-2026-0300 affects the Captive Portal service of PAN-OS software on PA and VM series firewalls. The post Palo Alto Networks to Patch Zero-Day Exploited to...

1 IOC

SecurityWeek →

CSO Online Zero-Day May 5

AI finds 20-year-old bugs in PostgreSQL and MariaDB

Open-source databases are facing a bit of a memory problem as AI helps surface decades-old buffer overflow issues in widely used components. Security researc...

CSO Online →

Schneier on Security Zero-Day Google Apple Intel May 5

DarkSword Malware

DarkSword is a sophisticated piece of malware—probably government designed—that targets iOS. Google Threat Intelligence Group (GTIG) has identified a new iOS...

Schneier on Security →

Infosecurity Magazine Zero-Day Linux May 1

Nine-Year-Old Zero-Day Flaw in Linux Kernel Discovered by AI-Equipped Security Researcher

A researcher from offensive security firm Theori has found a nine-year-old flaw in the Linux kernel with the help of AI

Infosecurity Magazine →

Qualys Blog Zero-Day Microsoft Linux Apr 22

Don’t Wait for a Patch. Mitigate RedSun Zero-Day Risk in Microsoft Defender Today 

Key Takeaways RedSun is a zero-day local privilege escalation (LPE) vulnerability in Microsoft Defender. It allows a low-privileged user to gain full SYSTEM-...

T1548 T1068

Qualys Blog →

SentinelOne Blog Zero-Day SentinelOne Apr 22

Hypersonic Supply Chain Attacks: One Solution That Didn’t Need to Know the Payload

Learn how SentinelOne has stopped three recent zero-day supply chain attacks with AI-driven defense built for machine-speed threats.

T1195

SentinelOne Blog →

Unit 42 Zero-Day Apr 20

Fracturing Software Security With Frontier AI Models

Unit 42 finds frontier AI models enhance vulnerability discovery, acting as full-spectrum security researchers. They enable autonomous zero-day discovery and...

Unit 42 →

Infosecurity Magazine Zero-Day Microsoft Amazon Apr 15

Microsoft Fixes Two Zero-Days in April Patch Tuesday

Microsoft has patched two zero-day flaws and over 160 others

Infosecurity Magazine →

Krebs on Security Zero-Day Microsoft Google Adobe Apr 14

Patch Tuesday, April 2026 Edition

Microsoft today pushed software updates to fix a staggering 167 security vulnerabilities in its Windows operating systems and related software, including a S...

T1190

Krebs on Security →

Qualys Blog Zero-Day Microsoft Adobe Apr 14

Microsoft and Adobe Patch Tuesday, April 2026 Security Update Review

April 2026’s Patch Tuesday arrives with Microsoft addressing a fresh set of vulnerabilities across its ecosystem, reinforcing the ongoing need for timely pat...

Qualys Blog →

Recorded Future Zero-Day Cisco Apr 13

March 2026 CVE Landscape: 31 High-Impact Vulnerabilities Identified, Interlock Ransomware Group Exploits Cisco FMC Zero-Day

March 2026 saw a 139% increase in high-impact vulnerabilities, with Recorded Future's Insikt Group® identifying 31 vulnerabilities requiring immediate remedi...

Recorded Future →

Infosecurity Magazine Zero-Day Fortinet Apr 7

Fortinet Releases Emergency Patch After FortiClient EMS Bug Is Exploited

Fortinet has updated its FortiClient EMS product after zero-day attacks surfaced

Infosecurity Magazine →

SentinelOne Blog Zero-Day SentinelOne Mar 31

How SentinelOne’s AI EDR Autonomously Discovered and Stopped Anthropic’s Claude from Executing a Zero Day Supply Chain Attack, Globally

Read our blog post to learn how SentinelOne’s AI EDR autonomously stopped a global LiteLLM supply chain attack before execution.

T1195

SentinelOne Blog →

Check Point Research Zero-Day Check Point Mar 31

Operation TrueChaos: 0-Day Exploitation Against Southeast Asian Government Targets

Key Points Introduction At the beginning of 2026, Check Point Research observed a series of targeted attacks against government entities in Southeast Asia ca...

1 IOC

Check Point Research →

Infosecurity Magazine Zero-Day Amazon Cisco Mar 19

AWS Warns Hackers Have Abused Cisco Firewall Zero-Day Since January

Notorious ransomware group Interlock has been exploiting a Cisco zero-day bug since January, AWS says

Infosecurity Magazine →

Mandiant Blog Zero-Day Google Apple Intel Mar 18

The Proliferation of DarkSword: iOS Exploit Chain Adopted by Multiple Threat Actors

Introduction Google Threat Intelligence Group (GTIG) has identified a new iOS full-chain exploit that leveraged multiple zero-day vulnerabilities to fully co...

Mandiant Blog →

Krebs on Security Zero-Day Microsoft Amazon Mar 11

Microsoft Patch Tuesday, March 2026 Edition

Microsoft Corp. today pushed security updates to fix at least 77 vulnerabilities in its Windows operating systems and other software.

Krebs on Security →

Mandiant Blog Zero-Day Google Intel Mar 5

Look What You Made Us Patch: 2025 Zero-Days in Review

Written by: Casey Charrier, James Sadowski, Zander Work, Clement Lecigne, Benoît Sevens, Fred Plan Executive Summary Google Threat Intelligence Group (GTIG) ...

Mandiant Blog →

Infosecurity Magazine Zero-Day Cisco Feb 26

Global Cyber Agencies Urge Immediate Patching of Cisco SD-WAN Zero Day

The US and allies are urging Cisco Catalyst SD-WAN customers to hunt for signs of exploitation

Infosecurity Magazine →

Recorded Future Zero-Day Microsoft Amazon Feb 24

January 2026 CVE Landscape: 23 Critical Vulnerabilities Mark 5% Increase, APT28 Exploits Microsoft Office Zero-Day

January 2026 saw 23 actively exploited CVEs, including APT28’s Microsoft Office zero-day and critical auth bypass flaws impacting enterprise systems.

T1556

Recorded Future →

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