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Back to active CVEs
Medium · CVSS 5.4CVE-2026-4418

IBM Cloud Pak System HTML InjectionCVE-2026-4418

Answer in brief

CVE-2026-4418 records a Medium severity (CVSS 5.4) vulnerability in IBM Cloud Pak System HTML Injection. The current sources do not mark it as known exploited. The current feed maps IBM/Cloud Pak System (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 Oct 19, 2026Updated Oct 19, 2026Source checked Oct 19, 2026First seen by HOL Oct 19, 2026Material review Oct 19, 2026
Upstream Advisory

Key facts

Risk
Medium · CVSS 5.4
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 5.4. 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/Cloud Pak System (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
PackageAffected rangeFixed version
IBM/Cloud Pak Systemgeneric2.3.6.0 || 2.3.6.1Not reported

Recommended response

  1. 1Check inventory. Check lockfiles and deployed manifests for IBM/Cloud Pak System.
  2. 2Review the reported fix. Source-reported solution: IBM strongly recommends addressing the vulnerability now by https://www.ibm.com/support/pages/node/7284365 For unsupported versions the recommendation is  to upgrade to supported version of the product.

Evidence timeline and material changes

  1. Published upstream

    Oct 19, 2026

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

  2. Source modified

    Oct 19, 2026

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

  3. First seen by HOL

    Oct 19, 2026

Sources and claim methodology

  • Source referenceibm.com
Upstream source description

IBM Cloud Pak System 2.3.6.0, and 2.3.6.1 is vulnerable to HTML injection. A remotely authenticated attacker could inject malicious HTML code, which when viewed, would be executed in the victim's Web browser within the security context of the hosting site.

Quoted source text, attributed separately from HOL analysis.

Related CVEs

  • IBM Cloud Pak System Cross-Site ScriptingSame ibm/cloud pak system package
  • IBM Cloud Pak System Risky Cryptographic AlgorithmSame ibm/cloud pak system package
  • IBM Cloud Pak System Cross-Site ScriptingSame ibm/cloud pak system package

Record context

Vulnerability class
Vulnerability
EPSS
Not reported
CWE IDs
CWE-80
Source
CVE List V5
Source checked
Oct 19, 2026
References
1 linked source
Open source record