SECURITY Affairs' weekly newsletter presents Round 577, the INTERNATIONAL EDITION, authored by Pierluigi Paganini and dated 17 May 2026. The digest highlights a mix of security news and analysis, featuring items such as attackers exploiting Funnel Builder bugs to inject e-skimmers into e-stores, and coverage of Pwn2Own Berlin 2026 events including Day Three results that crown a master of pwn with a total of $1.298 million.
Also listed are a US CISA addition to the Known Exploited Vulnerabilities catalog for a Microsoft Exchange Server flaw, and developments in the Turla operation with the Kazuar Botnet evolution. The edition notes OpenAI being hit by a supply chain attack linked to malicious TanStack packages, along with related updates from Day Two and Day One coverage.
The newsletter aggregates international press and security reporting across cybercrime, hacking, and intelligence, directing readers to detailed articles for each linked story. according to Security Affairs