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Back to active CVEs
Medium · CVSS 5.4CVE-2026-106136

Cross-Site Scripting in Progress Software KendoReactCVE-2026-106136

Answer in brief

CVE-2026-106136 records a Medium severity (CVSS 5.4) vulnerability in Cross-Site Scripting in Progress Software KendoReact. The current sources do not mark it as known exploited. The current feed maps Progress Software/@progress/kendo-react-conversational-ui (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 6, 2026Updated Nov 6, 2026Source checked Nov 6, 2026First seen by HOL Nov 6, 2026Material review Nov 6, 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
Available

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 Progress Software/@progress/kendo-react-conversational-ui (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
PackageAffected rangeFixed version
Progress Software/@progress/kendo-react-conversational-uigeneric>=0.6.0 <16.2.016.2.0

Recommended response

  1. 1Check inventory. Check lockfiles and deployed manifests for Progress Software/@progress/kendo-react-conversational-ui.
  2. 2Review the reported fix. Update Progress Software/@progress/kendo-react-conversational-ui to 16.2.0 if you use the affected versions. Test the change in a non-production environment first.

Evidence timeline and material changes

  1. Published upstream

    Nov 6, 2026

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

  2. Source modified

    Nov 6, 2026

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

  3. First seen by HOL

    Nov 6, 2026

Sources and claim methodology

  • Source referencetelerik.com
Upstream source description

Cross-Site Scripting (XSS) in the Chat component (@progress/kendo-react-conversational-ui) in Progress Software KendoReact versions 0.6.0 through 16.1.0 allows a low-privileged attacker who can supply Chat messages to execute arbitrary JavaScript in the origin of the application via an unsafe URL in an openUrl quick action, which runs when a user clicks the action.

Quoted source text, attributed separately from HOL analysis.

Related CVEs

  • Cross-site Scripting in Progress Telerik Fiddler EverywhereAlso CWE-79
  • Cross-Site Scripting in Progress Software KendoReactAlso CWE-79
  • Cross-Site Scripting in Progress Software Kendo UI for AngularAlso CWE-79
  • Cross-Site Scripting in Progress Software Kendo UI for AngularAlso CWE-79
  • Cross-Site Scripting in Progress Software KendoReactAlso CWE-79
  • Cross-Site Scripting in Progress Software Kendo UI for VueAlso CWE-79

Record context

Vulnerability class
XSS
EPSS
Not reported
CWE IDs
CWE-79
Source
CVE List V5
Source checked
Nov 6, 2026
References
1 linked source
Open source record