CVE-2026-2606

IBM webMethods API Management fails to validate user input and enables unauthorized arbitrary file read

Published Mar 3, 2026 CVSS 3.1 · 6.5 Medium EPSS < 1% KEV · Not listed
Description
IBM webMethods API Gateway (on-prem) 10.11 through 10.11_Fix3210.15 to 10.15_Fix2711.1 to 11.1_Fix7 IBM webMethods API Management (on-prem) fails to properly validate user-supplied input passed to the url parameter on the /createapi endpoint. An attacker can modify this parameter to use a file:// URI schema instead of the expected https:// schema, enabling unauthorized arbitrary file read access on the underlying server file system.

Remediation

Vendor Solution

IBM strongly recommends addressing the vulnerability by applying the following fixes: IBM webMethods API Gateway - 10.11_Fix33 IBM webMethods API Gateway - 10.15_Fix28 IBM webMethods API Gateway - 11.1_Fix8 Above mentioned fixes can be installed using the tool - 'IBM webMethods Update Manager', which is available at: https://www.ibm.com/eserver/support/fixes/fixcentral

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Ibm webmethods Api Gateway
CPEs cpe:2.3:a:ibm:webmethods_api_gateway:10.11:-:*:*:on-prem:*:*:*
cpe:2.3:a:ibm:webmethods_api_gateway:10.11:fix32:*:*:on-prem:*:*:*
cpe:2.3:a:ibm:webmethods_api_gateway:10.15:-:*:*:on-prem:*:*:*
cpe:2.3:a:ibm:webmethods_api_gateway:10.15:fix27:*:*:on-prem:*:*:*
cpe:2.3:a:ibm:webmethods_api_gateway:11.1:-:*:*:on-prem:*:*:*
cpe:2.3:a:ibm:webmethods_api_gateway:11.1:fix7:*:*:on-prem:*:*:*
Vendors & Products Ibm webmethods Api Gateway
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description IBM webMethods API Gateway (on-prem) 10.11 through 10.11_Fix3210.15 to 10.15_Fix2711.1 to 11.1_Fix7 IBM webMethods API Management (on-prem) fails to properly validate user-supplied input passed to the url parameter on the /createapi endpoint. An attacker can modify this parameter to use a file:// URI schema instead of the expected https:// schema, enabling unauthorized arbitrary file read access on the underlying server file system.
Title IBM webMethods API Management fails to validate user input and enables unauthorized arbitrary file read
First Time appeared Ibm
Ibm webmethods Api Gateway On Prem
Weaknesses CWE-22
CPEs cpe:2.3:a:ibm:webmethods_api_gateway_on_prem:10.11:*:*:*:*:*:*:*
cpe:2.3:a:ibm:webmethods_api_gateway_on_prem:10.11_fix3210.15:*:*:*:*:*:*:*
Vendors & Products Ibm
Ibm webmethods Api Gateway On Prem
References
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
ibm
Published
Updated
Mar 4, 2026, 9:11 PM
Reserved
Feb 16, 2026, 10:12 PM
Status
Analyzed
Published
Mar 3, 2026, 8:16 PM
Modified
Jun 17, 2026, 10:31 AM