What’s Vulnerable › Vulnerabilities
CVE-2026-1577: IBM® Db2® is vulnerable to a denial of service with a specially crafted query involving multiple subqueries
- Severity: medium (CVSS 6.5 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.3% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-04-30 · updated 2026-10-26
- Weakness: CWE-1284
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.
Affected products
- IBM Db2 for Linux, UNIX and Windows: from 11.5.0 through 11.5.9; from 12.1.0 through 12.1.4
References
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