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CVE-2025-36365VulnerabilityPublished Updated

CVE-2025-36365: IBM Db2 for Linux, UNIX and Windows · Insecure Direct Object Reference

Affects IBM Db2 for Linux, UNIX and WindowsSource CVE Database V5

0

Not known to be exploited · CVSS 6.8 Medium.

Data as of 25 Oct 2026, 19:02 UTC

CVSS 3.1 base score
6.8Medium
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.2% chance of exploitation in 30 days – higher than 22% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 30 Jan 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq 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 2026-10-25.

What to do

Affected software

ProductAffectedFixed in
IBMDb2 for Linux, UNIX and WindowsAffected
  • >=11.5.0 <=11.5.9
  • >=12.1.0 <=12.1.3
Fixed in–

CPE configurations (20)

  • cpe:2.3:a:ibm:db2:11.5.0:*:*:*:*:linux:*:*
  • cpe:2.3:a:ibm:db2:11.5.0:*:*:*:*:unix:*:*
  • cpe:2.3:a:ibm:db2:11.5.0:*:*:*:*:aix:*:*
  • cpe:2.3:a:ibm:db2:11.5.0:*:*:*:*:windows:*:*
  • cpe:2.3:a:ibm:db2:11.5.0:*:*:*:*:zos:*:*
  • cpe:2.3:a:ibm:db2:11.5.9:*:*:*:*:linux:*:*

AI-suggested

To mitigate CVE-2025-36365, organizations should: 1) Review and audit configurations involving cataloged remote storage aliases in IBM Db2 to ensure they do not allow user-controlled keys that can bypass authorization. 3) Implement strict access controls limiting which authenticated users can configure or access remote storage aliases. 4) Monitor database logs and user activities for unusual command executions or access patterns that could indicate exploitation attempts. 5) Employ network segmentation and least privilege principles to reduce the attack surface and limit the potential for lateral movement. 6) Conduct regular security assessments and penetration testing focused on authorization mechanisms within Db2 environments. 7) Educate database administrators and security teams about this vulnerability and the importance of secure configuration management. These measures go beyond generic advice by focusing on the specific configuration vectors and operational practices relevant to this vulnerability.

Description

IBM Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) 11.5.0 - 11.5.9 and 12.1.0 - 12.1.3 under specific configuration of cataloged remote storage aliases could allow an authenticated user to execute unauthorized commands due to an authorization bypass vulnerability using a user-controlled key.

References

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