Review reviewHigh

CVE-2025-36126

IBM Cognos Analytics, Cognos Transformer, cognos analytics

IBM Cognos Analytics 11.2.0, 12.0, and 12.1.0 and IBM Cognos Transformer 12.0, 11.2.4, and 12.1.0 is vulnerable to stored cross-site scripting (XSS) in Cognos Adminstration. This vulnerability allows a privileged user to embed arbitrary JavaScript code in the Web UI thus altering the intended functionality potentially leading to credentials disclosure within a trusted session.

CVSS: 7.6
EPSS: 0.18%
CISA KEV: Not listed
Published: 2026.05.27

PRIORITY ASSESSMENT

Review review

The CVSS severity warrants an early asset and exposure review.

Known exploitationNot established by KEV

Exploit probability0.18%

Technical severityCVSS 7.6

Vulnerability overview

Affected product and versions

Product: IBM Cognos Analytics, Cognos Transformer, cognos analytics
Affected versions: >= 11.2.0, >= 12.0, >= 12.1.0, >= 11.2.4, >= 12.1.0 < 12.1.2, 11.2, 11.2.0, 11.2.1, 11.2.2, 11.2.3, 11.2.4, 12.0.0, 12.0.1, 12.0.2, 12.0.3, 12.0.4, 12.0, 12.1.0
Fixed versions: 12.1.2

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide

1
Identify
Confirm that IBM Cognos Analytics, Cognos Transformer, cognos analytics and an affected version are present.
2
Prioritize
Combine exploitation signals with asset exposure and business criticality.
3
Remediate
Follow the vendor advisory or supported update path and preserve rollback options.
4
Verify
Recheck the version, service health, access paths, and relevant logs.

Technical data

CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:N
CWE: CWE-79