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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.

HIGH
7.1
CVSS Score
Published: August 12, 2026 at 08:49 PM UTC
Updated: October 23, 2026 at 07:10 PM UTC
1 product affected across 1 vendorDB2

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Severity
HIGH7.1
Exploit prediction
EPSS 0.3%
SSVC
No known exploit

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

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

DB2· IBM
95%
11.5 ≤ v ≤ 11.5.912.1.0 ≤ v ≤ 12.1.511.5.011.5.912.1.012.1.5

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

Vendor AdvisoryPatch
Source: cverecord
https://www.ibm.com/support/pages/node/7282951

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.1HIGH[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
LOW
Integrity
HIGH
Availability
NONE
Vector?

Quick Info

StatusANALYZED
CWE
CWE-602

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