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3.1

IBM Db2 Genius Hub lets logged‑in attacker break security

CVE-2026-109839 · published 2 days ago
Summary

Version 1.0 of IBM Db2 Genius Hub can let someone who has a legitimate account avoid the normal encryption step, which may let them get past access controls. This could expose data or functions they shouldn't see. Apply the latest security update from IBM and review user permissions promptly.

What to do

The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.

Affected software
VendorProductAffected versions
ibm db2 genius hub 1.0
Original advisory text
IBM Db2 Genius Hub Missing Cryptographic Step
IBM Db2 Genius Hub 1.0 could allow a remote authenticated attacker to bypass security restrictions due to a missing initialization vector in the cryptographic algorithm.
References
Fix within
Internet-facing 60 days
Internal At next upgrade
  • Not known to be exploited
  • Needs hands-on effort to exploit
  • Gives an attacker partial control
Severity
3.1 Low
Exploitation
<1% chance of attack within 30 days
Type
CWE-325Missing Cryptographic Step
Timeline
Published16 Oct 2026
Updated17 Oct 2026
First seen16 Oct 2026
Sources
CVE-2026-109839 · NVD
CVE-2026-109839 · MITRE
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