IBM Cognos Controller 11.0.0 through 11.0.1 FP3 and IBM Controller 11.1.0 is vulnerable to an XML External Entity Injection (XXE) attack when processing XML data. A remote attacker could exploit this vulnerability to expose sensitive information or consume memory resources.
Conclusion & alert: CVE-2023-47160 is rated Moderate Risk (41.9/100): CVSS High severity, with low exploitation likelihood (EPSS 0.09%). Mandatory action: Review affected assets and schedule remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-03-30 | 0.21% | 0.09% | -0.11% |
| 2 | 2026-03-21 | 0.27% | 0.21% | -0.06% |
| 3 | 2026-02-13 | — | 0.27% | — |
Full EPSS history (11 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 8.2 | 3.1 | HIGH |
|
3.9 | 4.2 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| ibm | cognos_controller | >= 11.0.0, < 11.0.1.4 | cpe:2.3:a:ibm:cognos_controller:*:*:*:*:*:*:*:* |
| ibm | controller | 11.1.0 | cpe:2.3:a:ibm:controller:11.1.0:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| https://www.ibm.com/support/pages/node/7183597 | Vendor Advisory |