September 2026

Attackers are using trusted Microsoft services and blob URLs to generate stealthy phishing pages that leave defenders with no static website to detect or block.

The post New Phishing Attack Creates Malicious Pages Inside the Victim’s Browser appeared first on SecurityWeek.

A flaw in DeepSeek Harness, DeepSeek’s open-source tool for running AI coding agents on a developer’s machine, let a sandboxed agent turn off its own sandbox with a single command.

The tool runs an agent’s commands inside an operating-system sandbox, so that an agent working on untrusted files cannot write outside its workspace. The agent could remove that limit by calling the tool’s own web

Bitcoin wallet company Alby has warned of a critical flaw in Alby Hub that could have let an attacker take over a wallet and send its funds, but only where the owner had made the Hub reachable from the internet.

Alby Hub is a self-hosted Lightning wallet, meaning the owner runs it on their own computer or server, and it holds their bitcoin. The flaw affects versions v1.7.0 through

U.S. cybersecurity and intelligence agencies have accused China-based artificial intelligence (AI) companies of conducting “systematic extraction” of proprietary functionalities and capabilities of American frontier models through distillation attacks.

The activity has been described as occurring at an industrial-scale and one that forms the “core” of their AI development strategy, according to

Google on Thursday released updates to patch 230 security vulnerabilities, including one that has come under active exploitation in the wild.

The medium-severity vulnerability, assigned the CVE identifier CVE-2026-87491 (CVSS score: N/A), has been described as an out-of-bounds bug in V8, Chrome’s JavaScript and WebAssembly engine.

“Out-of-bounds write in V8 in Google Chrome prior to

Attackers are actively exploiting two of the vulnerabilities and another 58 are more likely to be exploited, according to Microsoft.

Threat actors are abusing multiple Google services to evade detection, ultimately harvesting credentials or installing ScreenConnect remote access.

Researchers and OpenAI disagree on whether the earlier incident involving DseWiki was a “hack” that the company did not disclose.

Two separate attacks demonstrate how threat actors are finding new ways to compromise organizations by using the popular social engineering tactic.

The record-breaking September security update fixes two exploited privilege-escalation zero-days and 20 potentially wormable vulnerabilities.

The post Microsoft Patches Record 974 Vulnerabilities, Including Two Exploited Zero-Days appeared first on SecurityWeek.