CVE-2023-28530: IBM Cognos Analytics cross-site scripting

Severity: medium (CVSS 5.4 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-07-22 · updated 2026-06-17
Weakness: CWE-79

Description

IBM Cognos Analytics 11.1 and 11.2 is vulnerable to stored cross-site scripting, caused by improper validation of SVG Files in Custom Visualizations. A remote attacker could exploit this vulnerability to execute scripts in a victim's Web browser within the security context of the hosting Web site. An attacker could use this vulnerability to steal the victim's cookie-based authentication credentials. IBM X-Force ID: 251214.

Affected products

IBM Cognos Analytics: from 11.1.0 before 11.1.7; from 11.2.0 before 11.2.4; 11.1.7, 11.1.7-fixpack1, 11.1.7-fixpack2, 11.1.7-fixpack3, 11.1.7-fixpack4, 11.1.7-fixpack5 (+3) — fixed in 11.1.7, 11.2.4

How to fix

Upgrade to a fixed version: IBM Cognos Analytics 11.1.7, 11.2.4. Check the vendor advisory for mitigations.

References

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