Pwn2Own Berlin 2026: On the Ground With TrendAI™ ZDI's Biggest AI Showdown Yet

47 zero-days fell at Pwn2Own Berlin 2026 for US$1,298,250 in payouts. TrendAI™ was on the ground all three days — here's what we saw...

ThreatsDay Bulletin: Linux Rootkits, Router 0-Day, AI Intrusions, Scam Kits and 25 New Stories

This week starts small. A token leaks. A bad package slips in. A login trick works. An old tool shows up again. At first, it feels like the usual mess. Then you see the pattern: attackers are not always breaking in. They are using the parts we already trust. That is what makes it worrying. The...

May 2026 Patch Tuesday: no zero-days but plenty to fix

This month’s Patch Tuesday remedies 137 security vulnerabilities, including 31 marked critical by Microsoft, with no zero-days actively exploited in the wild. Microsoft defines a zero-day as “a flaw in software for which no official patch or security update is available yet.” This month, Microsof...

Pwn2Own Berlin 2026 Hits Capacity as Rejected Hackers Release 0-Days

Pwn2Own Berlin 2026 reportedly reached full capacity for the first time, prompting rejected researchers to publicly disclose zero-day exploits targeting Firefox, NVIDIA, and AI platforms...

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 full-chain exploit that leveraged multiple zero-day vulnerabilities to fully compromise devices. Based on toolmarks in recovered payloads, ...

Claude Mythos Has Found 271 Zero-Days in Firefox

That's a lot. No, it's an extraordinary number: Since February, the Firefox team has been working around the clock using frontier AI models to find and fix latent security vulnerabilities in the browser. We wrote previously about our collaboration with Anthropic to scan Firefox with Opus 4.6, whi...

Synthesizing Multi-Agent Harnesses for Vulnerability Discovery

LLM agents have begun to find real security vulnerabilities that human auditors and automated fuzzers missed for decades, in source-available targets where the analyst can build and instrument the code. In practice the work is split among several agents, wired together by a harness: the program...

vulnswarm

VulnSwarm AI-powered vulnerability discovery using multi-agen...

Claude Mythos: Preparing for a World Where AI Finds and Exploits Vulnerabilities Faster Than Ever

Anthropic's new model can autonomously discover zero-days and develop working exploits. While access is currently limited to responsible actors, now is the time to strengthen response playbooks, reduce exposure, and incorporate AI into security programs...

Coruna: the framework used in Operation Triangulation

Introduction On March 4, 2026, Google and iVerify published reports about a highly sophisticated exploit kit targeting Apple iPhone devices. According to Google, the exploit kit was first discovered in targeted attacks conducted by a customer of an unnamed surveillance vendor. It was later used b...

⚡ Weekly Recap: CI/CD Backdoor, FBI Buys Location Data, WhatsApp Ditches Numbers & More

Another week, another reminder that the internet is still a mess. Systems people thought were secure are being broken in simple ways, showing many still ignore basic advisories. This edition covers a mix of issues: supply chain attacks hitting CI/CD setups, long-abused IoT devices being shut down...

DarkSword iOS Exploit Kit Uses 6 Flaws, 3 Zero-Days for Full Device Takeover

A new exploit kit for Apple iOS devices designed to steal sensitive data from is being wielded by multiple threat actors since at least November 2025, according to reports from Google Threat Intelligence Group GTIG, iVerify, and Lookout. According to GTIG, multiple commercial surveillance vendors...

⚡ Weekly Recap: Chrome 0-Days, Router Botnets, AWS Breach, Rogue AI Agents & More

Some weeks in security feel normal. Then you read a few tabs and get that immediate “ah, great, we’re doing this now” feeling. This week has that energy. Fresh messes, old problems getting sharper, and research that stops feeling theoretical real fast. A few bits hit a little too close to real...

A week in security (March 9 – March 15)

Last week on Malwarebytes Labs: Watch out for fake Malwarebytes renewal notices in your calendar Google patches two Chrome zero-days under active attack. Update now Attackers impersonate Temu in ClickFix $Temu airdrop scam Apple patches Coruna exploit kit flaws for older iOS versions This Android...

[updated] Google patches two Chrome zero-days under active attack

Update March 16, 2026 Earlier this week, Google incorrectly reported that an actively exploited vulnerability in Chrome had been fixed, and has now announced it will roll out a new update to protect users against the vulnerability tracked as CVE-2026-3909. Original content: Google has released an...

Google Fixes Two Chrome Zero-Days Exploited in the Wild Affecting Skia and V8

Google on Thursday released security updates for its Chrome web browser to address two high-severity vulnerabilities that it said have been exploited in the wild. The list of vulnerabilities is as follows - CVE-2026-3909 CVSS score: 8.8 - An out-of-bounds write vulnerability in the Skia 2D graphi...

Microsoft Patches 84 Flaws in March Patch Tuesday, Including Two Public Zero-Days

Microsoft on Tuesday released patches for a set of 84 new security vulnerabilities affecting various software components, including two that have been listed as publicly known. Of these, eight are rated Critical, and 76 are rated Important in severity. Forty-six of the patched vulnerabilities...

ThreatsDay Bulletin: OpenSSL RCE, Foxit 0-Days, Copilot Leak, AI Password Flaws & 20+ Stories

The cyber threat space doesn’t pause, and this week makes that clear. New risks, new tactics, and new security gaps are showing up across platforms, tools, and industries — often all at the same time. Some developments are headline-level. Others sit in the background but carry long-term impact...

Introducing AI Cyber Model Arena: A Real-World Benchmark for AI Agents in Cybersecurity

Wiz Research’s AI Cyber Model Arena benchmarks offensive AI security on 257 real-world challenges zero-days, CVEs, API/web, and cloud across AWS/Azure/GCP/K8s demonstrating what AI models and agents can really do...

Over 60 Software Vendors Issue Security Fixes Across OS, Cloud, and Network Platforms

It's Patch Tuesday, which means a number of software vendors have released patches for various security vulnerabilities impacting their products and services. Microsoft issued fixes for 59 flaws, including six actively exploited zero-days in various Windows components that could be abused to bypa...