Medium severity · published Dec 8, 2025
CVE-2025-36015
IBM Controller Denial of Service
6.5
CVSS
0.3%
EPSS
No
On KEV
Description
IBM Controller 11.1.0 through 11.1.1 and IBM Cognos Controller 11.0.0 through 11.0.1 FP6 could allow an authenticated user to cause a denial of service due to improper validation of a specified quantity size input.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 21% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CC
Cognos Controller · IBM
11.0.0 through 11.0.1 FP6 · source: vendor, NVD
CO
Controller · IBM
11.1.0 through 11.1.1 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-36015
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-36015
Vendor Advisory
https://www.ibm.com/support/pages/node/7253273
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