CVE-2026-16480: IBM® Db2® is affected by an improper authorization vulnerability in the certain command, allowing a non-privileged user to bypass authority checks and modify database catalog data.

Severity: high (CVSS 7.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-08-12 · updated 2026-10-23
Weakness: CWE-602

Description

IBM Db2 11.5.0 through 11.5.9, and 12.1.0 through 12.1.5 is affected by an improper authorization vulnerability in the certain command, allowing a non-privileged user to bypass authority checks and modify database catalog data.

Affected products

IBM Db2 for Linux, UNIX and Windows: from 11.5 through 11.5.9; from 12.1.0 through 12.1.5

References

https://www.ibm.com/support/pages/node/7282951

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