CVE-2026-1718: CWE-770 Allocation of Resources Without Limits or Throttling in IBM Db2
IBM Db2 11.5.0 through 11.5.9, and 12.1.0 through 12.1.4 is vulnerable to a denial of service with a specially crafted query when autonomous transactions are enabled.
AI Analysis
Technical Summary
CVE-2026-1718 is a resource allocation vulnerability in IBM Db2 versions 11.5.0 to 11.5.9 and 12.1.0 to 12.1.4. When autonomous transactions are enabled, an attacker can submit a specially crafted query that causes the database to allocate resources without limits or throttling, leading to denial of service. The vulnerability is classified under CWE-770 and has a CVSS 3.1 base score of 7.1, indicating high severity. No patch or official remediation level has been disclosed, and no known exploits have been reported.
Potential Impact
Successful exploitation of this vulnerability can cause denial of service by exhausting resources in IBM Db2 when autonomous transactions are enabled. Confidentiality and integrity impacts are low or none, but availability is significantly affected. There are no reports of active exploitation in the wild.
Mitigation Recommendations
Patch status is not yet confirmed — check the IBM vendor advisory for current remediation guidance. Until an official fix is available, consider disabling autonomous transactions if feasible or applying any recommended workarounds from IBM once published. Monitor IBM security advisories for updates.
CVE-2026-1718: CWE-770 Allocation of Resources Without Limits or Throttling in IBM Db2
Description
IBM Db2 11.5.0 through 11.5.9, and 12.1.0 through 12.1.4 is vulnerable to a denial of service with a specially crafted query when autonomous transactions are enabled.
CVSS v3.1
Score 7.1high
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-1718 is a resource allocation vulnerability in IBM Db2 versions 11.5.0 to 11.5.9 and 12.1.0 to 12.1.4. When autonomous transactions are enabled, an attacker can submit a specially crafted query that causes the database to allocate resources without limits or throttling, leading to denial of service. The vulnerability is classified under CWE-770 and has a CVSS 3.1 base score of 7.1, indicating high severity. No patch or official remediation level has been disclosed, and no known exploits have been reported.
Potential Impact
Successful exploitation of this vulnerability can cause denial of service by exhausting resources in IBM Db2 when autonomous transactions are enabled. Confidentiality and integrity impacts are low or none, but availability is significantly affected. There are no reports of active exploitation in the wild.
Mitigation Recommendations
Patch status is not yet confirmed — check the IBM vendor advisory for current remediation guidance. Until an official fix is available, consider disabling autonomous transactions if feasible or applying any recommended workarounds from IBM once published. Monitor IBM security advisories for updates.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- ibm
- Date Reserved
- 2026-01-30T19:11:27.471Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a16f9cde29bf47b50c0e67b
Added to database: 5/27/2026, 2:03:57 PM
Last enriched: 5/27/2026, 2:52:04 PM
Last updated: 5/29/2026, 1:55:32 PM
Views: 14
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