IBM Db2 up to 12.1.4 improper authorization

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.2$0-$5k0.00

Summaryinfo

A vulnerability described as critical has been identified in IBM Db2 up to 12.1.4. This affects an unknown part. Such manipulation leads to improper authorization. This vulnerability is traded as CVE-2026-6938. The attack may be launched remotely. There is no exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in IBM Db2 up to 12.1.4. It has been rated as critical. Affected by this issue is an unknown code block. The manipulation with an unknown input leads to a improper authorization vulnerability. Using CWE to declare the problem leads to CWE-285. The product does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action. Impacted is confidentiality, integrity, and availability. CVE summarizes:

IBM Db2 12.1.0 through 12.1.4 is vulnerable to authorization bypass when uploading to a remote object storage path with a special query.

The advisory is available at ibm.com. This vulnerability is handled as CVE-2026-6938 since 04/23/2026. The exploitation is known to be easy. The attack may be launched remotely. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 06/10/2026). This vulnerability is assigned to T1548.002 by the MITRE ATT&CK project.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at CERT Bund (WID-SEC-2026-1646). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Affected

  • IBM License Metric Tool
  • IBM Tivoli Key Lifecycle Manager
  • IBM DB2

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.2

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 6.5
CNA Vector (ibm): 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Improper authorization
CWE: CWE-285 / CWE-266
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Timelineinfo

04/23/2026 CVE reserved
05/27/2026 +34 days Advisory disclosed
05/27/2026 +0 days VulDB entry created
06/10/2026 +14 days VulDB entry last update

Sourcesinfo

Vendor: ibm.com

Advisory: ibm.com
Status: Confirmed

CVE: CVE-2026-6938 (🔒)
GCVE (CVE): GCVE-0-2026-6938
GCVE (VulDB): GCVE-100-366434
CERT Bund: WID-SEC-2026-1646 - IBM DB2: Mehrere Schwachstellen

Entryinfo

Created: 05/27/2026 19:05
Updated: 06/10/2026 16:01
Changes: 05/27/2026 19:05 (63), 06/10/2026 16:01 (7)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Discussion

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