What is CVE-2021-39013?

CVE-2021-39013 is a medium-severity vulnerability in IBM Cloud Pak For Security, classified under Information Disclosure. CVSS score: 6.5/10. Published 2021-12-22.

How severe is CVE-2021-39013?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Information disclosure in IBM Cloud Pak For Security

CVE-2021-39013

IBM Cloud Pak for Security (CP4S) 1.7.2.0, 1.7.1.0, and 1.7.0.0 could allow an authenticated user to obtain sensitive information in HTTP responses that could be used in further attacks against the system. IBM X-Force ID: 213651.

Vulnerability class: Information Disclosure

Published 2021-12-22 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.008 (54.3th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 54th percentile — 54.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000

Affected products

IBM Cloud Pak For Security — versions 1.7.0.0, 1.7.1.0, 1.7.2.0
IBM Cloud Pak For Security — versions 1.7.0.0, 1.7.1.0, 1.7.2.0
Red Hat Openshift

Weakness classification (CWE)

CWE-200 — Information Disclosure

References

www.ibm.com/support/pages/node/6529200 (Vendor Advisory)
exchange.xforce.ibmcloud.com/vulnerabilities/213651 (VDB Entry, vdb-entry, Vendor Advisory)

Frequently asked questions

What is CVE-2021-39013?: CVE-2021-39013 is a medium-severity vulnerability in IBM Cloud Pak For Security, classified under Information Disclosure. CVSS score: 6.5/10. Published 2021-12-22.
How severe is CVE-2021-39013?: Medium severity. CVSS v3 base score is 6.5 out of 10.