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Prototype Pollution in Progress Software Kendo UI for Angular

4.1MediumCNA
Exploited
No known exploitation
Fix
Fixed in 25.1.0
Who is exposed
Not reported

Do first: Upgrade to a fixed version: 25.1.0.

Published
Last modified
17/100 · provisional
None on Exploit-DB, Metasploit or GitHub
  • Exploitation: none
  • Automatable: no
  • Technical impact: partial

Summary

The Scheduler component in Progress Software Kendo UI for Angular (the @progress/kendo-angular-scheduler and @progress/kendo-angular-common packages) has a prototype pollution flaw. An attacker reaches it remotely over the network, but only after logging in with high-privilege access, and it lets them change the prototype of built-in objects, with limited effects on confidentiality, integrity, and availability.

Written by anthropic/claude-haiku-5.5 from the sources below. Verify against them.

Read the original description

Prototype Pollution in the Scheduler component (@progress/kendo-angular-scheduler and @progress/kendo-angular-common) in Progress Software Kendo UI for Angular versions prior to 25.1.0 allows a high-privileged attacker who can control a field path processed by the Scheduler to modify the prototype of built-in objects, resulting in a limited impact on confidentiality, integrity, and availability.

cve.now Index

17Pcve.now Index 17 of 100 · methodology v3 · provisional
  • Exploitation0/40No signal
  • Exposure3/25Reachable over the network · Unknown: No advisory context yet
  • Reach10/20Affects npm packages
  • Severity4.1/10CVSS 4.1
  • No patch0/5No signal

What would change the score

  • Would score about 72 if added to CISA KEV
  • Would score about 67 if CISA's SSVC rates exploitation active
  • Would score about 36 if advisories confirm default setups are exposed

What to do

  • Upgrade to a fixed version: 25.1.0.

Timeline

  1. CVE published
  2. First seen by cve.now
  3. CISA SSVC assessment

    Exploitation: none · Automatable: no · Technical impact: partial

  4. Record last updated

Affected versions

  • @progress/kendo-angular-commonnpm

    From 20.0.0 · fixed in 25.1.0

  • @progress/kendo-angular-schedulernpm

    fixed in 25.1.0

Evidence 1

  1. Advisory

Corrections

None so far.

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Questions about CVE-2026-106144

Is CVE-2026-106144 being exploited?

It is not in CISA's Known Exploited Vulnerabilities catalog, and CISA's SSVC assessment does not mark exploitation as active. That does not mean it has not been attacked: vendors and researchers can report attacks before CISA lists them. No public exploit code is tracked.Source: cve.now feed data

Which versions are affected by CVE-2026-106144?

@progress/kendo-angular-common (npm): from 20.0.0 before 25.1.0. @progress/kendo-angular-scheduler (npm): before 25.1.0.Source: cve.now feed data

How do I fix CVE-2026-106144?

Upgrade to a fixed version: 25.1.0.Source: cve.now feed data