CVE-2026-18554 IBM Db2 Mirror for i is affected by multiple vulnerabilities

High 7.5 Published 14 Aug 2026 Updated 17 Aug 2026

A remote authenticated attacker can exploit improper directory restrictions to obtain sensitive information from IBM Db2 Mirror for i.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2026-18554?

CVE-2026-18554 is a high-severity path traversal vulnerability in IBM Db2 Mirror for i, published on 14 Aug 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

IBM Db2 Mirror for i 7.4, 7.5, and 7.6 could allow a remote authenticated attacker to obtain sensitive information due to improper limitation of a pathname to a restricted directory.

Weakness: CWE-22

Which versions are affected by CVE-2026-18554?

It affects 1 product.

Products include Ibm Db2 Mirror for I.

How do I fix CVE-2026-18554?

No fix has been published for CVE-2026-18554 yet. Limit exposure of the affected software until one is available.

Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.

Is CVE-2026-18554 being exploited?

There is no known exploitation of CVE-2026-18554 in the wild and no public exploit code.

Sources

Also known as GHSA-cpj8-2gxp-8xp9.