What is CVE-2021-38873?

CVE-2021-38873 is a high-severity vulnerability in IBM Planning Analytics, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 7.8/10. Published 2021-11-24.

How severe is CVE-2021-38873?

High severity. CVSS v3 base score is 7.8 out of 10.

Vulnerability in IBM Planning Analytics

CVE-2021-38873

IBM Planning Analytics 2.0 is potentially vulnerable to CSV Injection. A remote attacker could execute arbitrary commands on the system, caused by improper validation of csv file contents. IBM X-Force ID: 208396.

Published 2021-11-24 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.018 (77.8th percentile), scored 2026-10-02.

Low probability of exploitation in the next 30 days, but still tracked. 78th percentile — 77.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.018 · newest: 0.018 · change: +0.001

Affected products

IBM Planning Analytics — versions 2.0
IBM Planning Analytics — versions 2.0

Weakness classification (CWE)

CWE-74 — Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection)

References

www.ibm.com/support/pages/node/6517470 (Patch, Vendor Advisory)
exchange.xforce.ibmcloud.com/vulnerabilities/208396 (VDB Entry, vdb-entry, Vendor Advisory)

Frequently asked questions

What is CVE-2021-38873?: CVE-2021-38873 is a high-severity vulnerability in IBM Planning Analytics, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 7.8/10. Published 2021-11-24.
How severe is CVE-2021-38873?: High severity. CVSS v3 base score is 7.8 out of 10.