---
id: CVE-2026-18672
title: >-
  In Progress® Telerik® UI for AJAX prior to v2026.3.812, insufficient
  validation of client-supplied state in RadImageEditor may allow an attacker to
  influence which file is returned by the control's image cache, potentially
  exposing file …
summary: >-
  In Progress® Telerik® UI for AJAX prior to v2026.3.812, insufficient
  validation of client-supplied state in RadImageEditor may allow an attacker to
  influence which file is returned by the control's image cache, potentially
  exposing file …
severity: high
cvss: 7.5
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N'
cwe:
  - CWE-22
published: '2026-09-02'
updated: '2026-09-08'
sourceUpdated: '2026-09-08T19:20:25.117'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-18672'
references:
  - url: >-
      https://www.telerik.com/products/aspnet-ajax/documentation/knowledge-base/kb-security-rie-path-traversal-cve-2026-18672
    label: security@progress.com
tags:
  - nvd
epss: 0.00356
epssPercentile: 0.29445
ingestedAt: '2026-09-08T20:10:03.160Z'
---

## Overview

In Progress® Telerik® UI for AJAX prior to v2026.3.812, insufficient validation of client-supplied state in RadImageEditor may allow an attacker to influence which file is returned by the control's image cache, potentially exposing file contents outside the intended image directories.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.