Db2 Mirror for I (7.4, 7.5, 7.6) - CraftedSignal Threat Feedhttps://feed.craftedsignal.io/products/db2-mirror-for-i-7.4-7.5-7.6/Trending threats, MITRE ATT&CK coverage, and detection metadata. Fed continuously.Hugoenhello@craftedsignal.iohello@craftedsignal.ioWed, 12 Aug 2026 18:48:48 +0000https://feed.craftedsignal.io/favicon-32x32.pngCraftedSignal Threat Feedhttps://feed.craftedsignal.io/3232https://feed.craftedsignal.io/favicon.svgRemote Command Injection in IBM Db2 Mirror for ihttps://feed.craftedsignal.io/briefs/2026-08-ibm-db2-mirror-rce/Wed, 12 Aug 2026 18:48:48 +0000hello@craftedsignal.iohttps://feed.craftedsignal.io/briefs/2026-08-ibm-db2-mirror-rce/IBM Db2 Mirror for i versions 7.4 through 7.6 contain a critical command injection vulnerability allowing remote unauthenticated attackers to execute arbitrary system commands.IBM Db2 Mirror for i versions 7.4, 7.5, and 7.6 are affected by a critical command injection vulnerability, assigned as CVE-2026-16956. This flaw arises from the improper neutralization of special elements within OS commands processed by the application. An unauthenticated remote attacker could leverage this vulnerability to execute arbitrary commands with the privileges of the Db2 Mirror service. Given the CVSS base score of 9.8, this vulnerability poses a significant risk to the integrity and availability of IBM i environments. Defenders should prioritize patching or restricting access to the affected management interfaces.

Impact

Successful exploitation allows remote attackers to execute arbitrary commands, potentially leading to full system compromise of the IBM i instance. This impact is particularly severe given the central role of Db2 Mirror in database replication, where unauthorized access could lead to data exfiltration, service disruption, or lateral movement within the network.

Recommendation

  • Immediately apply the security updates provided by IBM for Db2 Mirror for i versions 7.4, 7.5, and 7.6 to mitigate CVE-2026-16956.
  • Review network access controls to ensure the Db2 Mirror management interface is not exposed to untrusted networks or the public internet.
  • Monitor IBM i system logs for unexpected execution of commands originating from service accounts associated with Db2 Mirror.
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