Fake CAPTCHA checks are being used to do more than hide phishing pages. Attackers are turning the familiar “prove you’re human” step into a gateway for malware downloads, malicious browser notifications, and commands that victims are tricked into running themselves, according to Barracuda. The company found CAPTCHA abuse in 43% of the phishing-kit attacks it examined during 2025. These checks help attackers gain users’ trust, filter visitors, and conceal malicious content from automated security tools. … More
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A likely Russian-speaking threat actor used hundreds of AI agents to exploit PaperCut NG/MF servers, steal Windows credentials and establish reusable access to internal networks. GreyNoise identified at least 440 compromised instances belonging to 395 organizations across 48 countries, demonstrating how agent-assisted workflows can accelerate exploitation of enterprise infrastructure. The operator combined OpenAI’s Codex harness […]
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