What is CVE-2021-38869?

CVE-2021-38869 is a critical-severity vulnerability in IBM Qradar Security Information And Event Manager, classified under Session Fixation. CVSS score: 9.8/10. Published 2022-04-27.

How severe is CVE-2021-38869?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Vulnerability in IBM Qradar Security Information And Event Manager

CVE-2021-38869

IBM QRadar SIEM 7.3, 7.4, and 7.5 in some situations may not automatically log users out after they exceede their idle timeout. IBM X-Force ID: 208341.

Published 2022-04-27 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.009 (58.7th percentile), scored 2026-10-21.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 59th percentile — 58.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000

Affected products

IBM Qradar Security Information And Event Manager — versions 7.3.3, 7.4.3, 7.5.0
IBM Qradar Siem — versions 7.3.3, 7.4.3, 7.5.0
Linux Kernel

Weakness classification (CWE)

CWE-384 — Session Fixation

References

www.ibm.com/support/pages/node/6574787 (Patch, Vendor Advisory)
exchange.xforce.ibmcloud.com/vulnerabilities/208341 (VDB Entry, vdb-entry, Vendor Advisory)

Frequently asked questions

What is CVE-2021-38869?: CVE-2021-38869 is a critical-severity vulnerability in IBM Qradar Security Information And Event Manager, classified under Session Fixation. CVSS score: 9.8/10. Published 2022-04-27.
How severe is CVE-2021-38869?: Critical severity. CVSS v3 base score is 9.8 out of 10.