What is CVE-2019-4366?

CVE-2019-4366 is a medium-severity vulnerability in IBM Cognos Analytics. CVSS score: 5.3/10. Published 2020-08-03.

How severe is CVE-2019-4366?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Vulnerability in IBM Cognos Analytics

CVE-2019-4366

IBM Cognos Analytics 11.0 and 11.1 is susceptible to an information disclosure vulnerability where an attacker could gain access to cached browser data. IBM X-Force ID: 161748.

Published 2020-08-03 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.007 (52.2th percentile), scored 2026-10-02.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 52nd percentile — 52.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000

Affected products

IBM Cognos Analytics — versions 11.0, 11.1
IBM Cognos Analytics — versions 11.0.0, 11.1.0

References

www.ibm.com/support/pages/node/6252853 (Vendor Advisory)
exchange.xforce.ibmcloud.com/vulnerabilities/161748 (VDB Entry, vdb-entry, Vendor Advisory)

Frequently asked questions

What is CVE-2019-4366?: CVE-2019-4366 is a medium-severity vulnerability in IBM Cognos Analytics. CVSS score: 5.3/10. Published 2020-08-03.
How severe is CVE-2019-4366?: Medium severity. CVSS v3 base score is 5.3 out of 10.