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VulnerabilityPublished

CVE-2025-36221: IBM Cloud Pak for Data System – Cyclops · Use of Default Credentials

Affects IBM Cloud Pak for Data System – CyclopsSource CVE Database V5

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Not known to be exploited · CVSS 5.3 Medium.

Data as of 30 Oct 2026, 11:52 UTC

CVSS 3.1 base score
5.3Medium
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.2% chance of exploitation in 30 days – higher than 19% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 26 May 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: 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 30 Oct 2026.

What to do

Affected software

ProductAffectedFixed in
IBMCloud Pak for Data System - CyclopsAffected
  • =11.3.0.2
Fixed in–

CPE configurations (2)

  • cpe:2.3:a:ibm:cloud_pak_for_data_system___cyclops:11.3.0.2:*:*:*:*:*:*:*
  • cpe:2.3:a:ibm:cloud_pak_for_data_system___cyclops:interim:interim_fix_002:*:*:*:*:*:*

AI-suggested

Until an official fix is available, organizations should verify and change any default passwords used during installation to strong, unique credentials to prevent unauthorized access.

Description

IBM Cloud Pak for Data System - Cyclops 11.3.0.2 through Interim Fix 002 IBM Cloud Pak for Data System uses default passwords default passwords from the manufacturing process for use during the installation process, which could allow an attacker to bypass authentication.

References

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