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CVE-2026-10543IBM® Db2® is vulnerable to privilege escalation with a specially crafted query

IBM Db2 11.5.0 through 11.5.9, and 12.1.0 through 12.1.5 is vulnerable to privilege escalation with a specially crafted query.

9.8 CRITICALEPSS 0.39%Not in KEVNVD: Analyzed

Last updated: 2026-10-23 19:10 UTC

OverviewCVSS details

9.8CRITICALCVSS 3.1

Score source: NVD
NVD status: Analyzed
Published: Aug 12, 2026
Assigner: ibm

Affected

Db2 (IBM)

Versions: 11.5.0 through 11.5.9 · 12.1.0 through 12.1.5

Exploitation

Public exploit: None listed
CISA KEV: Not listed
KEV due date: —
SSVC: Exploitation none · Automatable yes · Impact partial

EPSS · FIRST, scored Nov 9

0.39%chance of exploitation in 30 days

Higher than 33.80% of CVEs

CVSS 3.1 · NVD

9.8Critical

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack vector: Network
Attack complexity: Low
Privileges required: None
User interaction: None
Scope: Unchanged
Confidentiality impact: High
Integrity impact: High
Availability impact: High

CVSS 3.1 · ibm (CNA)

8.2High

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:N

Attack vector: Network
Attack complexity: Low
Privileges required: None
User interaction: None
Scope: Unchanged
Confidentiality impact: Low
Integrity impact: High
Availability impact: None

NVD status: Analyzed

Overview Affected Products References

Overview

Severity

Score	Severity	Version	Vector String
9.8	CRITICAL	3.1NVD	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
8.2	HIGH	3.1ibm (CNA)	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:N

Details

CVE ID: CVE-2026-10543
Status: Analyzed
Assigner (CNA): ibm
Published: Aug 12, 2026
Last modified: 2026-10-23 19:10 UTC
Weaknesses: CWE-285 · Improper Authorization

Sources

Refreshed hourly from the sources above. Last fetched 2026-11-10 13:17 UTC.