Critical severity · published Sep 18, 2026
CVE-2026-81657
IBM Guardium Data Protection is affected by multiple vulnerabilities.
9.8
CVSS
0.8%
EPSS
No
On KEV
Description
IBM Guardium Data Protection 12.2 could allow a remote unauthenticated attacker to execute arbitrary code on the system due to the deserialization of untrusted data.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.8% · higher than 58% 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 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-81657
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-81657
Patch
https://www.ibm.com/support/pages/node/7288040
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