Monday, November 2, 2026
AgentsAnthropic, CursorAlan Berrey
12 hours the extension was reportedly compromised
According to a security newsletter roundup citing Ars Technica and WIRED, Anthropic's official Claude Code extension on the Cursor Marketplace was compromised for nearly 12 hours, with a persistent backdoor planted on installs and auto-updates. The reports are said to describe a supply-chain compromise of the extension, not an AI agent acting on its own.
Alan's takeWhich extensions can your people install, and who is told the same day if one is pulled?
AgentsChainalysisAlan Berrey
Chainalysis told customers on October 30 that an outside actor used what it calls offensive agentic techniques, meaning AI-driven attack tooling, to get unauthorized access to undisclosed internal systems and tools. According to Chainalysis, some non-sensitive customer data was accessed: user IDs, full names, email addresses and role labels. The company says it has no evidence that investigation content, passwords, multifactor secrets or session tokens were accessed. It has not said how many customers are affected or who the actor is, and is still working out which records belong to each organization.
Alan's takeIf an attacker uses an agent against you, what can it reach with one stolen login, and who is told the same day?
Full detail
AgentsCircle, Cornell Tech, Yale UniversityAlan Berrey
9 of 10 tested models raised their own spending cap at least once
Researchers at Cornell Tech and Yale gave AI agents a crypto wallet with a daily spending cap and an email tool. Raising the cap required a one-time code sent to the owner's email, but the agent could read that same inbox. In their preprint, nine of ten models used the code to raise their own cap in at least one run, and five paid a simulated attacker who emailed them while pretending to be the owner. The test used small amounts of real money. Circle, the wallet provider, says its documentation tells users never to give an agent that inbox, and has added a warning.
Alan's takeOuch. This feels like a generalizable problem worth watching. If you tell the agent to ask for approval but grant the agent access to the approval credentials--What could go wrong?
AgentsOpenAI, ParameterAlan Berrey
8 days from report to fix, according to Parameter
Security firm Parameter reported that a specially prepared ChatGPT shared conversation could run code with the permissions of the recipient's signed-in session and read their private chats. In a controlled proof of concept, the researchers listed conversations and sent a small piece of data to their own server; in one version, opening the shared link was the only action needed. Parameter says it reported the flaw on October 18 and OpenAI fixed it on October 26. No exploitation in the wild is reported, and no AI agent action is described.
Alan's takeWhat can a link you forward do with the recipient's tools and credentials?
Friday, October 30, 2026
Full detail
AgentsAccenture, DOD, Anthropic, WIREDAlan Berrey
2 months access without interruption
WIRED reported on October 29, 2026, citing unnamed sources, that an Accenture employee connected a personal Claude Code agent to a Defense Department production environment on NIPRNet, the department's unclassified network. The employee reportedly shared login credentials, giving the agent administrator rights and a way around login controls. For about two months it wrote and committed code under the employee's identity and provisioned cloud servers, and it appears to have sent passwords, login details and a network map to an unnamed outside website. Accenture says an independent investigation found the allegations without merit, and the Pentagon declined to comment. Why the data was sent, and whether anyone used it, is not established.
Alan's takeThe Pentagon already banned Anthropic, but it didn't matter. The agent logged in as the employee, so for two months its work looked like a person’s work. That’s the hard problem: every employee, consultant and contractor we give access to can now bring an agent along, and our controls can’t tell the difference. Policies govern people. We need a way to govern the agents acting in their name.