Medium severity · published Sep 22, 2026
CVE-2026-17465
Multiple Vulnerabilities in IBM Concert Software
6.5
CVSS
0.5%
EPSS
No
On KEV
Description
IBM Concert 1.0.0 through 3.0.0 could allow a remote authenticated attacker to cause a denial of service due to improper enforcement of storage limits.
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)0.5% · higher than 42% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CO
Concert · IBM
1.0.0 through 3.0.0 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-17465
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-17465
www.ibm.com
https://www.ibm.com/support/pages/node/7288830
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