Quick answers
- Is CVE-2026-16905 exploited in the wild?
- No. Junglewise Threat Intelligence has no report of CVE-2026-16905 being exploited in the wild.
- How severe is CVE-2026-16905?
- Medium severity, with a CVSS score of 5.3, published 14 August 2026.
- Which products and versions are affected?
- IBM Db2 Mirror For I 7.4, 7.5, and 7.6.
- Is there a fix for CVE-2026-16905?
- No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
- How is CVE-2026-16905 attacked?
- It is attacked over the network.
- Am I affected by CVE-2026-16905?
- Check whether you run IBM Db2 Mirror For I 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.
Technical details
CVE-2026-16905 is an improper authentication vulnerability (CWE-287) in IBM Db2 Mirror for i that allows remote authenticated attackers to obtain sensitive information. The vulnerability stems from inadequate authentication validation, which fails to properly restrict access to protected resources. No user interaction is required; an authenticated attacker can exploit this over the network to read data they are not authorized to access. Patching is available through IBM; affected versions are 7.4, 7.5, and 7.6.
Affected products
- IBM Db2 Mirror for i 7.4, 7.5, and 7.6
Timeline
- 2026-08-14: disclosed
- other: Part of a multi-vulnerability security bulletin affecting Db2 Mirror for i GUI