Is there a public exploit for CVE-2026-3684?

No public exploit for CVE-2026-3684 was found in Exploit-DB, Metasploit, Nuclei templates or public proof-of-concept repositories. That is an absence of evidence rather than proof that none exists.

How severe is CVE-2026-3684?

CVE-2026-3684 scores CVSS 6.5 (v3.1), rated medium.

What does CVE-2026-3684 affect?

CVE-2026-3684 affects IBM Cloud Pak for Data System.

6.5 Medium

IBM Cloud Pak for Data System 11.3.1.2 Interim Fix 001 through - 11.3.1.2 Interim Fix 002 could allow a user with administrative privileges…

CVE-2026-3684

IBM Cloud Pak for Data System 11.3.1.2 Interim Fix 001 through - 11.3.1.2 Interim Fix 002 could allow a user with administrative privileges to read and write arbitrary files on the system due to incorrect permission assignments.

Assessment

CVSS: 6.5 (v3.1)
Severity: Medium
Known exploited: Not listed in CISA KEV
Exploit availability: Nothing found in Exploit-DB, Metasploit, Nuclei or public PoC repositories
Published: 8 November 2026
Last updated: 8 November 2026
Affected: IBM · Cloud Pak for Data System
Assigner: ibm

CVSS vectorCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N

At the source

EUVD (ENISA)

References

https://www.ibm.com/support/pages/node/7293239

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