Talos Takes: 2025 insights from Talos and Splunk

In this episode of Talos Takes, Amy is joined by William Largent Cisco Talos and Lou Stella Splunk for a "double-header" discussion. With the recent release of the Cisco Talos 2025 Year in Review and the Splunk Top 50 Cybersecurity Threats report, we're breaking down the most critical trends that...

Google Cloud Platform Data Destruction via Cloud Build

Background & Public Research Google Cloud Platform GCP Cloud Build is a Continuous Integration/Continuous Deployment CI/CD service offered by Google that is utilized to automate the building, testing and deployment of applications. Orca Security published an article describing certain aspects of...

Vulnerability in Tencent WeChat custom browser could lead to remote code execution

Certain versions of WeChat, a popular messaging app created by tech giant Tencent, contain a type confusion vulnerability that could allow an adversary to execute remote code. While this issue, CVE-2023-3420, was disclosed and patched in the V8 engine in June 2023, the WeChat Webview component wa...

15 vulnerabilities discovered in software development kit for wireless routers

Cisco Talos Vulnerability Research team recently discovered 15 vulnerabilities in the Realtek rtl819x Jungle software development kit used in some small and home office wireless routers. This SDK uses the discontinued, open-source Boa as its web server. Talos researchers discovered these...

How helpful are estimates about how much cyber attacks cost?

Coming from the newspaper and media industry, Im no stranger to wanting to write catchy headlines. Im certainly at fault for throwing together a story about so-and-sos house sold for X million dollars. But recently Ive been wondering if those "big numbers" for cybersecurity are helpful at all, ev...

You can try to hide your firmware from Kelly Patterson, but she’ll find it (and break it)

How her work illustrates the difference Talos vulnerability research team makes When Kelly Patterson first learned how to code by making small programs in her high school class, she preferred breaking her creations to building them. Shed make a game and then spend double the time debugging that...

Threat Source newsletter (Dec. 12, 2019)

Newsletter compiled by Jon Munshaw. Welcome to this week’s Threat Source newsletter — the perfect place to get caught up on all things Talos from the past week. We’re entering our Year in Review period. Now’s the time to look back on the top stories from 2019 and think about what we learned. In t...

Threat Spotlight: Follow the Bad Rabbit

Note: This blog post discusses active research by Talos into a new threat. This information should be considered preliminary and will be updated as research continues.Update 2017-10-26 16:10 EDT: added additional information regarding the links between Nyetya and BadRabbitUpdate 2017-10-26 09:20...