CVE-2025-14689: IBM Db2 for Linux, UNIX and Windows · Improper Validation of Specified Quantity in Input
Affects IBM Db2 for Linux, UNIX and WindowsSource CVE Database V5
Not known to be exploited · CVSS 6.5 Medium.
Data as of 26 Oct 2026, 14:05 UTC
- EPSS
- 0.2% chance of exploitation in 30 days – higher than 20% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitation evidence
Disclosed: evidence found.
CVE published 17 Feb 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| IBMDb2 for Linux, UNIX and Windows | Affected
| Fixed in– |
CPE configurations (2)
cpe:2.3:a:ibm:db2:12.1.0:*:*:*:*:aix:*:*cpe:2.3:a:ibm:db2:12.1.3:*:*:*:*:aix:*:*
AI-suggested
- Monitor IBM’s official security advisories and apply patches promptly once released for versions 12.1.0 through 12.1.3.
- Restrict database user privileges to the minimum necessary, especially limiting access to federated query capabilities to trusted users only.
- Implement strong authentication mechanisms and regularly audit user accounts to prevent unauthorized or excessive access.
- Monitor database query logs for unusual or malformed federated queries that could indicate exploitation attempts.
- Employ network segmentation and firewall rules to limit access to the Db2 server to trusted hosts and users.
- Consider disabling federated querying if not required or isolating federated data sources to reduce attack surface.
- Prepare incident response plans to quickly address potential denial of service events impacting database availability.
- Conduct regular security assessments and penetration testing focused on database input validation and federated query handling.
Description
IBM Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) 12.1.0 through 12.1.3 could allow an authenticated user to cause a denial of service due to improper neutralization of special elements in data query logic with federated objects.