High severity · published Oct 8, 2026
CVE-2026-84276
IBM Guardium Data Protection Denial of Service
7.5
CVSS
0.3%
EPSS
No
On KEV
Description
IBM Guardium Data Protection 12.2.2 is affected by a denial-of-service vulnerability in the edge-controller. An unauthenticated remote attacker with network access to the edge-controller gRPC service can provide malformed task data that triggers an unchecked type assertion, causing the edge-controller process to terminate unexpectedly.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 26% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
GD
Guardium Data Protection · IBM
12.2.2 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-84276
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-84276
vendor-advisory
https://www.ibm.com/support/pages/node/7288627
More from Guardium Data Protection
9.9
CVE-2026-84078
IBM Guardium Data Protection is affected by multiple vulnerabilities.
9.9
CVE-2026-84075
IBM Guardium Data Protection is affected by multiple vulnerabilities.
9.9
CVE-2026-84064
IBM Guardium Data Protection is affected by multiple vulnerabilities.
9.8
CVE-2026-75875
Multiple vulnerabilities affect the Sniffer component as part of IBM Guardium Data Protection
9.8
CVE-2026-80381
Multiple vulnerabilities affect the Sniffer component as part of IBM Guardium Data Protection