---
id: CVE-2026-113691
title: Stored Cross-Site Scripting in BMC ITSM Knowledge Articles
summary: >-
  Stored cross-site scripting in the SmartIT knowledge-article feature of BMC IT
  Service Management Suite versions 25.3.01, 25.4.01, and 26.1.01 allows
  authenticated users to execute stored scripts in other users' browsers.
severity: medium
cvss: 5.1
cvssVector: 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N'
cvssSource: cna
cwe:
  - CWE-79
vendor: BMC
product: BMC IT Service Management Suite
affected:
  - it_service_management_suite 25.3.01
  - it_service_management_suite 25.4.01
  - it_service_management_suite 26.1.01
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-10-29T14:03:05.382503Z'
published: '2026-10-29'
updated: '2026-10-29'
sourceUpdated: '2026-10-29T14:03:20.544Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-113691'
references:
  - url: >-
      https://github.com/NCSC-Assess/Advisories/blob/main/advisories/2026/CVE-2026-113691/advisory.md
    label: NCSC advisory CVE-2026-113691
  - url: >-
      https://docs.helixops.ai/bin/Service-Management/On-Premises-Deployment/BMC-Helix-Service-Management-Deployment/brid25301/Release-notes-and-notices/Known-and-corrected-issues/
    label: BMC Helix Service Management 25.3.01 hotfix 10 corrected issues
  - url: >-
      https://docs.helixops.ai/bin/Service-Management/On-Premises-Deployment/BMC-Helix-Service-Management-Deployment/brid25401/Release-notes-and-notices/Known-and-corrected-issues/
    label: BMC Helix Service Management 25.4.01 hotfix 22 corrected issues
  - url: >-
      https://docs.helixops.ai/bin/Service-Management/On-Premises-Deployment/BMC-Helix-Service-Management-Deployment/brid26101/Release-notes-and-notices/Known-and-corrected-issues/
    label: BMC Helix Service Management 26.1.01 hotfix 12 corrected issues
tags:
  - cve.org
epss: 0.00432
epssPercentile: 0.37687
ingestedAt: '2026-11-01T20:00:16.930Z'
---

## Overview

Stored cross-site scripting in the SmartIT knowledge-article feature of BMC IT Service Management Suite versions 25.3.01, 25.4.01, and 26.1.01 allows authenticated users to execute stored scripts in other users' browsers.

## Affected

- `it_service_management_suite 25.3.01`
- `it_service_management_suite 25.4.01`
- `it_service_management_suite 26.1.01`

## Remediation

Apply BMC IT Service Management Suite 25.3.01 hotfix 10, 25.4.01 hotfix 22, or 26.1.01 hotfix 12, as applicable.