CVE-2016-0218 IBM CVE debrief

Who should care

Administrators and security teams responsible for IBM Cognos environments, especially deployments matching the NVD-listed Cognos Business Intelligence versions, should review this issue. Help desks and users who regularly open Cognos links should also be aware because exploitation depends on a clicked URL.

Technical summary

NVD identifies the weakness as CWE-79 (cross-site scripting) caused by improper validation of user-supplied input. The record lists vulnerable IBM Cognos Business Intelligence versions 10.1.1, 10.2, 10.2.1, 10.2.1.1, and 10.2.2. The CVSS v3.0 vector is AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N, indicating a remotely reachable issue that still depends on user interaction and can impact browser-side session data, including cookie-based authentication credentials described in the CVE text.

Defensive priority

Medium priority. Patch as soon as practical if any affected Cognos instance is in active use or exposed to many users, because successful exploitation depends on a user clicking a malicious link and can affect browser session data.

Recommended defensive actions

• Apply the IBM security update referenced in the vendor advisory for the affected Cognos release.
• Inventory Cognos Business Intelligence deployments and confirm whether any instance matches the NVD-listed vulnerable versions.
• Treat all Cognos URL parameters and other user-supplied input as untrusted; validate on input and encode on output.
• Review browser-session protection measures for the application, including cookie handling, to reduce the impact of script execution.
• Monitor for reports of unexpected script execution, unusual redirects, or suspicious Cognos links shared with users.

Evidence notes

Source evidence comes from the NVD record and linked IBM advisories. The CVE description says the flaw is a cross-site scripting issue caused by improper validation of user-supplied input and exploitable via a specially crafted URL clicked by a victim. NVD classifies it as CWE-79 and assigns CVSS v3.0 AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N. The NVD CPE list names IBM Cognos Business Intelligence versions 10.1.1, 10.2, 10.2.1, 10.2.1.1, and 10.2.2 as vulnerable. The record was published on 2017-02-01 and modified on 2026-05-13.

Sources and references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.