High severity · published Oct 8, 2026
CVE-2026-14507
IBM DataPower Gateway Out-of-bounds Write
7.7
CVSS
0.3%
EPSS
No
On KEV
Description
IBM DataPower Gateway 11.0.0.0 through 11.0.0.2 could allow a remote authenticated attacker to cause a denial of service due to improper memory allocation during key derivation.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Changed
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
DG
DataPower Gateway 11.0.0 · IBM
11.0.0.0 through 11.0.0.2 · source: vendor
DG
Datapower Gateway · Ibm
11.0.0.0 before 11.0.0.3 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-14507
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-14507
vendor-advisory
https://www.ibm.com/support/pages/node/7289798
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