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  4. CVE 2026 123628 ibm webmethods integration server is vulnerable
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Back to active CVEs
High · CVSS 7.5CVE-2026-123628

IBM webMethods Integration Server is vulnerable to sensitive information disclousure via admin/server/env API request.CVE-2026-123628

Answer in brief

CVE-2026-123628 records a High severity (CVSS 7.5) vulnerability in IBM webMethods Integration Server is vulnerable to sensitive information disclousure via admin/server/env API request.. The current sources do not mark it as known exploited. The current feed maps IBM/webMethods Integration Server (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Nov 13, 2026Updated Nov 13, 2026Source checked Nov 13, 2026First seen by HOL Nov 13, 2026Material review Nov 13, 2026
Upstream Advisory

Key facts

Risk
High · CVSS 7.5
Exploitation
Not marked as known exploited
Affected software
1 mapped package or product
Fix availability
Not reported

Why this deserves its current priority

CVSS is 7.5. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps IBM/webMethods Integration Server (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
PackageAffected rangeFixed version
IBM/webMethods Integration Servergeneric>=10.15 <=10.15_Core_Fix2 || >=11.1 <=11.1_Core_Fix11Not reported

Recommended response

  1. 1Check inventory. Check lockfiles and deployed manifests for IBM/webMethods Integration Server.
  2. 2Review the reported fix. Source-reported solution: IBM strongly recommends addressing the vulnerability now by applying the mentioned core fixes or later core fixes for the affected versions and following the respective fix readme document. IS_10.15_Core_Fix27 or later IS_11.1_Core_Fix12 or later Fixes can be downloaded and installed via IBM webMethods Update Manager. Refer to How to Download webMethods Software https://www.ibm.com/support/pages/node/7232491

Evidence timeline and material changes

  1. Published upstream

    Nov 13, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  2. Source modified

    Nov 13, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  3. First seen by HOL

    Nov 13, 2026

Sources and claim methodology

  • Source referenceibm.com
Upstream source description

IBM webMethods Integration Server 10.15 and 11.1 could allow a remote attacker to obtain sensitive information due to an exposure of sensitive server-side environment variables and Java runtime details.

Quoted source text, attributed separately from HOL analysis.

Related CVEs

  • IBM Bob is vulnerable to unauthorized session token exposure due to improper handling of authentication provider session informationAlso CWE-200

Record context

Vulnerability class
Arbitrary File Read
EPSS
Not reported
CWE IDs
CWE-200
Source
CVE List V5
Source checked
Nov 13, 2026
References
1 linked source
Open source record