CVE-2026-1577: Vulnerability in IBM Db2
IBM Db2 11.5.0 through 11.5.9, and 12.1.0 through 12.1.4 for Linux, UNIX and Windows (includes Db2 Connect Server) could allow an authenticated user to cause a denial of service due to improper neutralization of special elements in data query logic.
AI Analysis
Technical Summary
IBM Db2 versions 11.5.0 to 11.5.9 and 12.1.0 to 12.1.4 for Linux, UNIX, and Windows, including Db2 Connect Server, contain a vulnerability (CWE-20) where improper neutralization of special elements in data query logic can be leveraged by an authenticated user to cause a denial of service. The CVSS 3.1 base score is 6.5, reflecting a network attack vector with low attack complexity, requiring privileges but no user interaction, and impacting availability only.
Potential Impact
An authenticated user can exploit this vulnerability to cause a denial of service condition, impacting the availability of the IBM Db2 database service. There is no impact on confidentiality or integrity. No known active exploitation has been reported.
Mitigation Recommendations
Patch status is not yet confirmed—check IBM's official advisory for current remediation guidance. Until a fix is available, restrict authenticated user privileges to trusted personnel and monitor for unusual database query activity that could indicate exploitation attempts.
CVE-2026-1577: Vulnerability in IBM Db2
Description
IBM Db2 11.5.0 through 11.5.9, and 12.1.0 through 12.1.4 for Linux, UNIX and Windows (includes Db2 Connect Server) could allow an authenticated user to cause a denial of service due to improper neutralization of special elements in data query logic.
CVSS v3.1
Score 6.5medium
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
IBM Db2 versions 11.5.0 to 11.5.9 and 12.1.0 to 12.1.4 for Linux, UNIX, and Windows, including Db2 Connect Server, contain a vulnerability (CWE-20) where improper neutralization of special elements in data query logic can be leveraged by an authenticated user to cause a denial of service. The CVSS 3.1 base score is 6.5, reflecting a network attack vector with low attack complexity, requiring privileges but no user interaction, and impacting availability only.
Potential Impact
An authenticated user can exploit this vulnerability to cause a denial of service condition, impacting the availability of the IBM Db2 database service. There is no impact on confidentiality or integrity. No known active exploitation has been reported.
Mitigation Recommendations
Patch status is not yet confirmed—check IBM's official advisory for current remediation guidance. Until a fix is available, restrict authenticated user privileges to trusted personnel and monitor for unusual database query activity that could indicate exploitation attempts.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- ibm
- Date Reserved
- 2026-01-28T21:49:07.049Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 69f3d25fcbff5d8610986845
Added to database: 4/30/2026, 10:06:23 PM
Last enriched: 5/15/2026, 10:48:11 AM
Last updated: 6/15/2026, 3:18:01 AM
Views: 91
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