CVE-2026-16956 IBM Db2 Mirror for i is vulnerable to OS command injection []

Critical 9.8 Published 12 Aug 2026 Updated 12 Aug 2026

Remote attackers can execute arbitrary OS commands on IBM Db2 Mirror for i due to improper input neutralization.

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-2026-16956?

CVE-2026-16956 is a critical command injection vulnerability in IBM Db2 Mirror for i, published on 12 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 attacker to execute arbitrary commands due to improper neutralization of special elements used in an OS command.

Weakness: CWE-78

Which versions are affected by CVE-2026-16956?

It affects 1 product.

Products include Ibm Db2 Mirror for I.

How do I fix CVE-2026-16956?

No fix has been published for CVE-2026-16956 yet. Limit exposure of the affected software until one is available.

Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.

Is CVE-2026-16956 being exploited?

There is no known exploitation of CVE-2026-16956 in the wild and no public exploit code.

Sources

Also known as GHSA-2r7j-rxjx-fcp9.