What is CVE-2021-29756?

CVE-2021-29756 is a high-severity vulnerability in IBM Cognos Analytics, classified under Cross-Site Request Forgery (CSRF). CVSS score: 8.8/10. Published 2021-12-03.

How severe is CVE-2021-29756?

High severity. CVSS v3 base score is 8.8 out of 10.

CSRF in IBM Cognos Analytics

CVE-2021-29756

IBM Cognos Analytics 11.1.7 and 11.2.0 is vulnerable to cross-site request forgery (CSRF) in the My Inbox page which could allow an attacker to execute malicious and unauthorized actions transmitted from a user that the website trusts. IBM X-Force ID: 202167.

Vulnerability class: CSRF (Cross-Site Request Forgery)

Published 2021-12-03 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.006 (46.9th percentile), scored 2026-10-19.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 47th percentile — 46.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: +0.000

Affected products

IBM Cognos Analytics — versions 11.2.0, 11.1.7
IBM Cognos Analytics — versions 11.1.7, 11.2.0
NetApp Oncommand Insight

Weakness classification (CWE)

CWE-352 — Cross-Site Request Forgery (CSRF)

References

www.ibm.com/support/pages/node/6520510 (Patch, Vendor Advisory)
exchange.xforce.ibmcloud.com/vulnerabilities/202167 (VDB Entry, vdb-entry, Vendor Advisory)
security.netapp.com/advisory/ntap-20211223-0006/ (Third Party Advisory)

Frequently asked questions

What is CVE-2021-29756?: CVE-2021-29756 is a high-severity vulnerability in IBM Cognos Analytics, classified under Cross-Site Request Forgery (CSRF). CVSS score: 8.8/10. Published 2021-12-03.
How severe is CVE-2021-29756?: High severity. CVSS v3 base score is 8.8 out of 10.