Anthropic’s Claude Mythos Preview has dominated security discussions since its April 7 announcement. Early reporting describes a powerful cybersecurity-focused AI system capable of identifying vulnerabilities at scale and raising serious questions about how quickly organizations can validate, prioritize, and remediate what it finds.
The debate that followed has mostly focused on the right
Blog
-

Mythos Changed the Math on Vulnerability Discovery. Most Teams Aren’t Ready for the Remediation Side
-

PhantomCore Exploits TrueConf Vulnerabilities to Breach Russian Networks
A pro-Ukrainian hacktivist group called PhantomCore has been attributed to attacks actively targeting servers running TrueConf video conferencing software in Russia since September 2025.
That’s according to a report published by Positive Technologies, which found the threat actors to be leveraging an exploit chain comprising three vulnerabilities to execute commands remotely on susceptible -

Researchers Uncover 73 Fake VS Code Extensions Delivering GlassWorm v2 Malware
Cybersecurity researchers have flagged dozens of Microsoft Visual Studio Code (VS Code) extensions on the Open VSX repository that are linked to a persistent information-stealing campaign dubbed GlassWorm.
The cluster of 73 extensions has been identified as cloned versions of their legitimate counterparts. Of these, six have been confirmed to be malicious, with the remaining acting as seemingly -

Fake CAPTCHA IRSF Scam and 120 Keitaro Campaigns Drive Global SMS, Crypto Fraud
Cybersecurity researchers have disclosed details of a telecommunications fraud campaign that uses fake CAPTCHA verification tricks to dupe unsuspecting users into sending international text messages that incur charges on their mobile bills, generating illicit revenue for the threat actors who lease the phone numbers.
According to a new report published by Infoblox, the operation is believed to -

Researchers Uncover Pre-Stuxnet ‘fast16’ Malware Targeting Engineering Software
Cybersecurity researchers have discovered a new Lua-based malware created years before the notorious Stuxnet worm that aimed to sabotage Iran’s nuclear program by destroying uranium enrichment centrifuges.
According to a new report published by SentinelOne, the previously undocumented cyber sabotage framework dates back to 2005, primarily targeting high-precision calculation software to tamper -

CISA Adds 4 Exploited Flaws to KEV, Sets May 2026 Federal Deadline
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Friday added four vulnerabilities impacting SimpleHelp, Samsung MagicINFO 9 Server, and D-Link DIR-823X series routers to its Known Exploited Vulnerabilities (KEV) catalog, citing evidence of active exploitation.
The list of vulnerabilities is below –CVE-2024-57726 (CVSS score: 9.9) – A missing authorization vulnerability in
-

FIRESTARTER Backdoor Hit Federal Cisco Firepower Device, Survives Security Patches
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has revealed that an unnamed federal civilian agency’s Cisco Firepower device running Adaptive Security Appliance (ASA) software was compromised in September 2025 with a new malware called FIRESTARTER.
FIRESTARTER, per CISA and the U.K.’s National Cyber Security Centre (NCSC), is assessed to be a backdoor designed for remote access -

NASA Employees Duped in Chinese Phishing Scheme Targeting U.S. Defense Software
The Office of Inspector General (OIG) of the U.S. National Aeronautics and Space Administration (NASA) has revealed how a Chinese national posed as a U.S. researcher as part of a spear-phishing campaign to obtain sensitive information from the space agency, as well as from government entities, universities, and private companies, in violation of export control laws.
“For years, NASA employees -

Bridging the AI Agent Authority Gap: Continuous Observability as the Decision Engine
The AI Agent Authority Gap – From Ungoverned to Delegation
As discussed in our previous article, AI agents are exposing a structural gap in enterprise security, but the problem is often framed too narrowly.
The issue is not simply that agents are new actors. It is that agents are delegated actors. They do not emerge with independent authority. They are triggered, invoked, provisioned, or -

26 FakeWallet Apps Found on Apple App Store Targeting Crypto Seed Phrases
Cybersecurity researchers have discovered a set of malicious apps on the Apple App Store that impersonate popular cryptocurrency wallets in an attempt to steal recovery phrases and private keys since at least fall 2025.
“Once launched, these apps redirect users to browser pages designed to look similar to the App Store and distribute trojanized versions of legitimate wallets,” Kaspersky