Happy Halloween from your fave GreyNerds 🍬🍫

NoiseLetter September 2025 Get GreyNoise updates! Read the September 2025 NoiseLetter for product news, key resources, the latest tags and vulnerabilities, and more.

NoiseLetter, but make it fashionably late... 💅 We were at our company offsite, but we're back with our new GreyNoise MCP Server launch, Cisco ASA zero-day and VPN brute force insights, plus upcoming events, let's get into it!

We got (most of) the team together last week and it was magical, so grateful for each + every one of these GreyNoids ✨

GreyNoise - NoiseFest at BlackHat 2025 Join us for NoiseFest at BlackHat/DEFCON on Thursday, August 7th. Enjoy drinks, snacks, and engaging conversations with your peers. RSVP now!

VEGAS, WE ARE SO BACK! 🤘

Looking for something new? We would love to have you on the team! 👩‍💻

greynoise.io/careers

GreyNoise Uncovers Unique Risks From Resurgent Cybersecurity Vulnerabilities Attackers from every corner of the internet are exploiting a uniquely dangerous class of cyber flaws: resurgent vulnerabilities.

New Research Alert: Attackers are exploiting a dangerous class of cyber flaws—resurgent vulnerabilities. Learn how they work, why they matter, and what defenders can do. Full analysis ⬇️
#Cybersecurity #GreyNoise #Vulnerabilities

GreyNoise University LIVE

Check out Michael + @itsjordyn.bsky.social this Thursday at Noon ET for another episode of GreyNoise University LIVE! 🎙️ Join us as we let you know whats next for GreyNoise, give a product demo, + answer all your questions.

GreyNoise - NoiseFest at RSAC 2025 Join us for NoiseFest at RSAC 2025 on April 30th, At the House of Shields. Enjoy drinks, snacks, and engaging conversations with your peers. RSVP now!

‼️NoiseFest is coming to RSA! 🤘 Drinks, raffles, & zero nonsense. Bring your F#@KtheNOISE energy + let’s have a good time!

GreyNoise Detects Active Exploitation of CVEs Mentioned in Black Basta’s Leaked Chat Logs Ransomware group Black Basta’s chat logs were leaked, revealing 62 mentioned CVEs. GreyNoise identified 23 of these CVEs as actively exploited, with some targeted in the last 24 hours.

🚨 23 CVEs from Black Basta’s leaked chat logs are actively exploited. Some hit in the last 24 hrs, including CVE-2023-6875 (not in KEV).

#Cybersecurity #ThreatIntel #Ransomware #BlackBasta

We are back this Thursday for another GreyNoise University LIVE! Join Michael + @itsjordyn.bsky.social for the latest news, an informative demo, your questions answered + maybe a dad joke or two! 🤘
www.greynoise.io/events/greyn...

new FQDN'd bluesky handle just dropped @greynoise.io 👀 let the poasting flow

We got the band back together last week and it was ✨magical✨

choose your @greynoise.bsky.social fighter

Router maker Zyxel tells customers to replace vulnerable hardware exploited by hackers The Taiwanese hardware maker says it has no plans patch the flaws impacting legacy router models © 2024 TechCrunch. All rights reserved. For personal use only.

Router maker Zyxel tells customers to replace vulnerable hardware exploited by hackers

NoiseLetter January 2025 Check out our monthly newsletter to see what we've been up to over the last 30ish days and what is coming up.

Feels like we've been in the January breakroom forever. 😵‍💫 This month's NoiseLetter is packed—zero-days, security updates + our new 'Suspicious' category. You may reintegrate now. 🫡

Good morning #DoDIIS24 if you’re on the conference floor, make sure to stop by and see @itsjordyn.bsky.social + Kim! 🤩

Bracket Awareness Month 🙏

GreyNoise Presents: Quarterly Roadmap Showcase Join GreyNoise CPO, Corey Bodzin, for the GreyNoise Quarterly Roadmap Showcase, where we’ll dive deep into the advancements we've made and what lies ahead for GreyNoise.

🚨 This Thursday! 🚨 Join our CPO, Corey Bodzin for our Quarterly Roadmap Showcase! Get the latest on what we’ve built, what’s next, + how to stay ahead in threat intel. Don’t miss out—register now! 🔥

Unveiling Vulnerability Insights from the CISA KEV Catalog at BSidesLV | GreyNoise Blog Glenn spoke at BSides LV and explored the complexities of CISA's Known Exploited Vulnerabilities (KEV) Catalog. This vital resource aids organizations in understanding which vulnerabilities are active...

Dive into the complex world of CISA's KEV Catalog with
@ntkramer.bsky.social's latest analysis! 🕸️ Discover insights on decreasing CVE ages, evolving ransomware tagging, + priority metrics to supercharge your vulnerability management. 🔍 Check out the full scoop! www.greynoise.io/blog/unveili...

CVE-2024-3400: Command Injection Vulnerability in Palo Alto Networks PAN-OS | GreyNoise Blog On April 12th, 2024, Palo Alto Networks disclosed CVE-2024-3400, a critical command injection vulnerability in PAN-OS software versions 10.2, 11.0, and 11.1, allowing unauthenticated attackers to run ...

We're tracking new 0-day RCE CVE-2024-3400 in Palo Alto Networks PAN-OS 10.2-11.1 allowing unauthenticated root access in certain configs, check out the blog for more details.

What We're Reading: February 2024 | GreyNoise Blog Welcome to our Monthly Roundup, where we curate a unique mix of articles, books, podcasts, and more that have captured the attention of the GreyNoise team. From deeply technical articles to literary t...

What's GreyNoise Reading? Dive into our team's current faves! From cyberstorms to private equity drama, tech leadership insights to industry peeks, we're sharing the reads that sparked our curiosity. Let's dive in!

NoiseLetter February 2024 Check out our monthly newsletter to see what we've been up to over the last 30ish days and what is coming up.

Exciting February highlights! 33 new tags, a new CEO, + our favorite segment, @andrewmorr.is unfiltered. Dive into our latest NoiseLetter for all the details!

We’ve hired Ash Devata as CEO at GreyNoise, and I get my dream job. | GreyNoise Blog See why Andrew Morris, GreyNoise's founder, is thrilled to step into his dream role as Chief Architect, focusing on technical innovation and AI strategy. With Ash Devata joining as CEO, Andrew is exci...

🚨 Big news: We've hired Ash Devata to replace @andrewmorr.is morris as the new CEO of GreyNoise. Moving forward Andrew will be the Chief Architect focusing on building tech that outpaces adversaries.

"I LOVE this dude and I could not be more excited to have him onboard!" -Andrew

GreyNoise Community Open Forum VI Join us on February 15th for our next GreyNoise Open Forum, our townhall style event where the GreyNoise team shares what we've been up to lately and what's to come in the near future.

Join us next Thursday at 2:30 ET for a ‘Vulentines Day’ special edition of the semiannual GreyNoise Open Forum! ❤️‍🔥

👀 @andrewmorr.is gives a sneak peek at some exciting new features coming to GreyNoise soon

👨🏼‍🔬 GreyNoise Labs’ @hrbrmstr.dev recaps our 2023 Internet Exploitation Retrospective Report

Storm⚡️Watch Storm⚡️Watch is a weekly podcast and livestream that digs deep into various cybersecurity topics and internet exploitation trends. Our goal is simple: to deliver insightful analyses, thought-provo...

🚨 The Storm ⚡️ Watch Podcast page has officially launched, check it out now + bookmark for later! 🚨

What We're Reading: February 2024 | GreyNoise Blog Welcome to our Monthly Roundup, where we curate a unique mix of articles, books, podcasts, and more that have captured the attention of the GreyNoise team. From deeply technical articles to literary t...

☕️ Cozy up with your favorite warm beverage as our team spills the tea on their current reads in our latest blog post! 📚

The Confusing History of F5 BIG-IP RCE Vulnerabilities | GreyNoise Blog Since 2020, a bunch of different vulnerabilities have come out in F5 BIG-IP. This post explains which one’s which, and what they mean when you see them in logs.

Unravel the mystery of F5 BIG-IP vulnerabilities in our latest Grimoire post! @iagox86.bsky.social explores misidentified exploits, historical quirks, and surprising facts. 🔎
www.greynoise.io/blo...

GreyNoise 2023 Internet Exploitation Retrospective Report The GreyNoise 2023 Internet Exploitation Retrospective Report provides insights into major cyber threats and vulnerabilities observed throughout the year.

The GreyNoise 2023 Internet Exploitation Retrospective Report is LIVE. Our team decodes 2023's cyber landscape with critical exploits, key stats + insights for proactive defense. Stay ahead and download now!

Storm Watch: Weekly Livestream Every Monday we share data on recent vulnerabilities, emerging threats, and a whole lot more.

To kick off 2024 we have our very own @andrewmorr.is on Storm ⚡️ Watch. You're not gonna want to miss it! See you tomorrow at 1030 ET wherever you get your podcasts.

Webinar Series - GreyNoise Tags Deep Dive

Curious about the magic behind GreyNoise Tags? ✨ Join our webinar series and unravel the art of crafting, curating, and monitoring these tags. Register today + elevate your threat response game with our valuable insights!