CVE-2026-18672— RadImageEditor ClientState Unauthenticated Arbitrary File Read Vulnerability in Telerik UI for ASP.NET AJAX
Quick assessment
Affected
Progress Software Telerik UI for ASP.NET AJAX
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
在 v2026.3.812 之前的 Progress® Telerik® UI for AJAX 中，RadImageEditor 控件对用户提供的状态（state）缺乏充分的验证，攻击者可能借此影响控件图片缓存所返回的文件，从而可能暴露预期图片目录之外的文件内容。
Possible ATT&CK Techniques 3 AI
T1011 · Exfiltration Over Other Network Medium T1031 T1005 · Data from Local System
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I. Basic Information for CVE-2026-18672
Vulnerability Information
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Vulnerability Title
RadImageEditor ClientState Unauthenticated Arbitrary File Read Vulnerability in Telerik UI for ASP.NET AJAX
Source: CVE Program / CVE List V5
Vulnerability Description
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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
对路径名的限制不恰当(路径遍历)
Source: CVE Program / CVE List V5
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Progress Software | Telerik UI for ASP.NET AJAX | 2011.2.712 ~ 2026.3.812 | - |
|
II. Public POCs for CVE-2026-18672
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Other References for CVE-2026-18672 (1)
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V. Comments for CVE-2026-18672
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