Description
IBM Controller 11.1.0 through 11.1.1 and IBM Cognos Controller 11.0.0 through 11.0.1 FP6 is vulnerable to creation of temporary files without atomic operations which may expose sensitive information to an authenticated user due to race condition attacks.
Affected products
ibm: cognos controller; ibm: controller
References1
- www.ibm.com/support/pages/node/7253273 Vendor Advisory
Metrics
- CVSS 3.1
-
4.3
MEDIUM
Score source: CNA
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N - EPSS — exploit probability
- 0% percentile: 14 · as of 11 November 2026
- CWE
- CWE-379
Could this be exploited in your environment?
A patch closes the known hole. A penetration test shows what an attacker can still reach — with proof.