Critical severity · published Oct 8, 2026
CVE-2026-14990
IBM DataPower Gateway affected by cross-site scripting
9.3
CVSS
0.3%
EPSS
No
On KEV
Description
IBM DataPower Gateway 10.6.0.0 through 10.6.0.10 is vulnerable to cross-site scripting. This vulnerability allows an unauthenticated user to embed arbitrary JavaScript code in the Web UI thus altering the intended functionality potentially leading to credentials disclosure within a trusted session.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 23% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DG
DataPower Gateway 10.6.0 · IBM
10.6.0.0 through 10.6.0.10 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-14990
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-14990
vendor-advisory
https://www.ibm.com/support/pages/node/7289790
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