Sensitive Information Exposure in IBM webMethods Integration Server
CVE-2026-123628

7.5HIGH

Key Information:

Vendor

IBM
Status
Webmethods Integration Server
Vendor
CVE Published:
13 November 2026

What is CVE-2026-123628?

The IBM webMethods Integration Server versions 10.15 and 11.1 are susceptible to a vulnerability that may allow remote attackers to gain unauthorized access to sensitive server-side environment variables and Java runtime information. This exposure can potentially lead to further attacks on the system, as sensitive configuration or operational details may be leaked.

Affected Version(s)

webMethods Integration Server 10.15 <= 10.15_Core_Fix2

webMethods Integration Server 11.1 <= 11.1_Core_Fix11

References

https://www.ibm.com/support/pages/node/7296466
vendor-advisorypatch

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.