InfoSecBulletin Cybersecurity for mankind

The Netherlands’ military and domestic intelligence have issued a warning that Russian hackers are behind a global cyber campaign targeting Signal and WhatsApp accounts of officials and military staff. The hackers are using fake chatbots to deceive these targets into sharing their PINs, giving them access to messages. Hackers are …

A hacker is reportedly selling a zero-day exploit for a Windows Remote Desktop Services vulnerability, CVE-2026-21533, for $220,000 on the dark web. This exploit takes advantage of poor privilege management to give attackers local admin access. A new user, Kamirmassabi, is auctioning an exploit for CVE-2026-21533 on a dark web …

Athanasios Rantos, Advocate General of the CJEU, said that banks should quickly refund account holders for unauthorized transactions, regardless of the account holders’ fault. The opinion was issued in response to a request for a preliminary ruling submitted by the District Court in Koszalin, Poland, in a dispute between the …