CVE-2026-18846 IBM i is Affected By Multiple Vulnerabilities in Host Servers

IBM i 7.6, 7.5, 7.4, and 7.3 s vulnerable to a buffer overflow from improperly validating client data. By sending malformed requests to one of the host servers, a remote attacker could leverage this vulnerability to cause a denial-of-server DoS for that server...

CVE-2026-18846 IBM i is Affected By Multiple Vulnerabilities in Host Servers

IBM i 7.6, 7.5, 7.4, and 7.3 s vulnerable to a buffer overflow from improperly validating client data. By sending malformed requests to one of the host servers, a remote attacker could leverage this vulnerability to cause a denial-of-server DoS for that server...

CVE-2026-17206

CVE-2026-17206 affects IBM i host servers (versions 7.3–7.6) via CWE-787 (Out-of-bounds Write), allowing a remote attacker to execute arbitrary code with no authentication required. IBM's CVSS score is 8.1 (High). Remediation PTFs are available per release: 7.6 (SJ11101/SJ11097), 7.5 (SJ11102/SJ1...

CVE-2026-17206 IBM i is Affected By Multiple Vulnerabilities in Host Servers

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote attacker to execute arbitrary code due to a buffer overflow...

CVE-2026-17004 IBM i is Affected By Multiple Vulnerabilities in Host Servers

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote attacker to cause a denial of service due to an infinite loop...

CVE-2026-16982

IBM i CVE-2026-16982 affects IBM i 7.6, 7.5, 7.4, and 7.3. The vulnerability is a heap-based buffer overflow in host servers that could allow a remote attacker to cause denial of service. IBM’s bulletin confirms a DoS impact and lists the affected components and CVSS v3.1 base score (7.5, HIGH) w...

MAESTRO Toolkit Exploiting VMware VM Escape Vulnerabilities

Cybersecurity researchers from Huntress detail a major VM Escape attack where hackers took over host servers. Using a secret toolkit called MAESTRO, the attackers stayed hidden for over a year. Read the exclusive details on how this breach was stopped and how to protect your network...