# CVE-2026-17173: IBM Db2 Mirror for i path traversal allowing information disclosure

Source: https://junglewise.ai/threats/cve-2026-17173-ibm-db2-mirror-for-i-path-traversal-allowing-information  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-08-14. Updated: 2026-09-25  
License: CC BY 4.0 with a link back

CVE-2026-17173 · Severity: medium · CVSS 6.5 · Published 2026-08-14

IBM Db2 Mirror for i is a database management system used for critical business data storage and retrieval on IBM Power Systems. An authenticated remote attacker can exploit improper file path validation to read sensitive files, potentially exposing confidential business information, database credentials, or system configuration details.

Technologies: [IBM Db2 Mirror For I](https://junglewise.ai/threats/technologies/db2-mirror-for-i). Vendors: [IBM](https://junglewise.ai/threats/vendors/ibm).

## Quick answers

**Is CVE-2026-17173 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-17173 being exploited in the wild.

**How severe is CVE-2026-17173?** Medium severity, with a CVSS score of 6.5, published 14 August 2026.

**Which products and versions are affected?** IBM Db2 Mirror For I 7.4, 7.5, 7.6.

**Is there a fix for CVE-2026-17173?** 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-2026-17173 attacked?** It is attacked over the network, in a hosted service.

**Am I affected by CVE-2026-17173?** 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

The vulnerability is a path traversal flaw (CWE-22) in IBM Db2 Mirror for i versions 7.4, 7.5, and 7.6 caused by improper validation of file paths. An authenticated attacker can supply specially crafted path inputs to bypass directory restrictions and access files outside intended boundaries. The vulnerability requires remote network access and valid authentication credentials. Successful exploitation allows reading arbitrary files on the system, leading to confidentiality breach. IBM has issued security patches available for affected versions.

## Affected products

- IBM Db2 Mirror for i 7.4, 7.5, 7.6

## Timeline

- 2026-08-14: disclosed
- 2026-08-14: advisory: CVE-2026-17173 published

## References

- [https://www.ibm.com/support/pages/node/7283359](https://www.ibm.com/support/pages/node/7283359)

## Related threats

- [IBM Db2 Mirror for i privilege escalation in GUI](https://junglewise.ai/threats/cve-2026-96012-ibm-db2-mirror-for-i-7-4-7-5-and-7-6-is-vulnerable-to-privilege)
- [IBM Db2 Mirror for i CSRF in GUI](https://junglewise.ai/threats/cve-2026-17047-ibm-db2-mirror-for-i-csrf-in-gui)
- [IBM Db2 Mirror for i improper authorization in SQL procedure](https://junglewise.ai/threats/cve-2026-17483-ibm-db2-mirror-for-i-improper-authorization-in-sql-procedure)
- [IBM Db2 Mirror for i out-of-bounds read denial of service](https://junglewise.ai/threats/cve-2026-16660-ibm-db2-mirror-for-i-out-of-bounds-read-denial-of-service)
- [IBM Db2 Mirror for i race condition in Unix domain socket path](https://junglewise.ai/threats/cve-2026-18567-ibm-db2-mirror-for-i-race-condition-in-unix-domain-socket-path)