Overview Immediately after the PHP vulnerabilities CVE-2026-109618 and CVE-2026-109619 were disclosed on October 21, 2026, a large number of repositories named “php2shell” were created in a short period of time on GitHub, a code repository platform. Of the top 100 repositories (excluding forks) found by searching for “php2shell,” 99 addressed these vulnerabilities, and nearly all […]

On October 22, 2026, the PHP Security Team announced in an advisory that it would release security updates addressing the vulnerabilities CVE-2026-109618 and CVE-2026-109619. Although the causes of the two vulnerabilities differ, they are both remote code execution vulnerabilities that allow an unauthenticated threat actor to execute arbitrary code remotely. AhnLab SEcurity intelligence Center (ASEC) […]

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Content The AhnLab SEcurity intelligence Center (ASEC) analyzed the attack status of Windows web servers in the third quarter of 2026 based on AhnLab Smart Defense (ASD) logs. The targets were Internet Information Services (IIS) web servers and Apache Tomcat web servers running in Windows environments, with attacks primarily exploiting unpatched vulnerabilities, misconfigurations, and inadequate […]

Note The July 2026 Dark Web Breach Incident Trend Report was compiled based on data breach cases posted on deep web and dark web forums. Due to the nature of some posts, it is difficult to fully verify their accuracy; some posts related to South Korea included AI-generated false data or cases where it could […]

This technical analysis report was prepared as part of the joint cybersecurity advisory titled “Advisory on Cyberattacks Targeting Korean Citizens and Businesses by State-Sponsored Hacking Groups” issued by the Republic of Korea’s National Intelligence Service (NIS), National Police Agency (NPA), Korea Internet & Security Agency (KISA), and Financial Security Institute (FSI).   OverView AhnLab SEcurity […]

Content In the second quarter of 2026, the AhnLab SEcurity intelligence Center (ASEC) compiled an analysis of the current attack status for poorly managed Windows web servers and classified the malware used in these attacks. The targets were Internet Information Services (IIS) web servers and Apache Tomcat web servers running in Windows environments. Purpose and […]