Security Affairs newsletter Round 547 by Pierluigi Paganini – INTERNATIONAL EDITION

Security Affairs’ newsletter Round 547 is the INTERNATIONAL EDITION authored by Pierluigi Paganini and published on 26 October 2025. The round collects the week’s security stories, including reports about the Russian Rosselkhoznadzor being hit by a DDoS attack that delayed food shipments across Russia. It also highlights CVE-2025-59287, with Microsoft fixing a critical WSUS flaw under active attack, and notes that U.S.

CISA has added Microsoft WSUS, and Adobe Commerce and Magento Open Source flaws to its Known Exploited Vulnerabilities catalog. Other items in the newsletter cover a breakthrough in Pwn2Own Ireland rewards, and the continuing coverage of China-linked toolshell and related telecom breaches, among others.

The compilation presents a mix of breaking news, security analyses, and links to individual Security Affairs reports, underlining the breadth of topics the publication flags for readers seeking a concise weekly briefing.