Quick answers
- Is CVE-2026-105464 exploited in the wild?
- No. Junglewise Threat Intelligence has no report of CVE-2026-105464 being exploited in the wild.
- How severe is CVE-2026-105464?
- High severity, with a CVSS score of 8.8, published 12 October 2026.
- Which products and versions are affected?
- IBM Db2 11.5.0 through 11.5.9, 12.1.0 through 12.1.5.
- Is there a fix for CVE-2026-105464?
- Yes: fixed in Db2 11.5: Security Update #94236 or later for V11.5.9; Db2 12.1: Security Update #94722 or later for V12.1.4, Security Update #94858 or later for V12.1.5. Until then: No mitigations are available; upgrade to patched versions immediately. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
- How is CVE-2026-105464 attacked?
- It is attacked with local access, in a software library.
- Am I affected by CVE-2026-105464?
- Check whether you run IBM Db2 at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.
How to fix
- Fixed in: Db2 11.5: Security Update #94236 or later for V11.5.9; Db2 12.1: Security Update #94722 or later for V12.1.4, Security Update #94858 or later for V12.1.5
No mitigations are available; upgrade to patched versions immediately.
Technical details
Db2 versions 11.5.0–11.5.9 and 12.1.0–12.1.5 contain an improper privilege management flaw (CWE-269) that allows a local attacker with DBADM authorization to escalate privileges without user interaction. The vulnerability is exploitable via local attack vector on Linux, UNIX, and Windows platforms, including Db2 Connect Server installations, granting attackers confidentiality, integrity, and availability impacts across the system.
Affected products
- IBM Db2 11.5.0 through 11.5.9, 12.1.0 through 12.1.5
Timeline
- 2026-10-12: disclosed