CVE-2021-29103— There is a reflected Cross Site Scripting (XSS) vulnerability in Esri ArcGIS Server version 10.8.1 and below.
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I. Basic Information for CVE-2021-29103
Vulnerability Information
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Vulnerability Title
There is a reflected Cross Site Scripting (XSS) vulnerability in Esri ArcGIS Server version 10.8.1 and below.
Source: NVD (National Vulnerability Database)
Vulnerability Description
A reflected Cross Site Scripting (XXS) vulnerability in ArcGIS Server version 10.8.1 and below may allow a remote attacker able to convince a user to click on a crafted link which could potentially execute arbitrary JavaScript code in the user’s browser.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: NVD (National Vulnerability Database)
Vulnerability Title
Esri Arcgis Server 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Esri Arcgis Server是美国Esri公司的一个面向Web的可用于提供地理位置服务的企业级软件平台。 Esri Arcgis Server 中存在跨站脚本漏洞，该漏洞源于系统未对用户输入数据做有效验证，攻击者可通过该漏洞诱导用户访问恶意链接并执行恶意代码。以下产品及版本受到影响：ArcGIS Server 10.8.1及之前版本。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Esri | ArcGIS Server | All ~ 10.9 | - |
II. Public POCs for CVE-2021-29103
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · Esri · 2021-07-11 · 4 CVEs total
| CVE-2021-29104 | There is a stored Cross Site Scripting (XXS) vulnerability in ArcGIS Server Manager versio | |
| CVE-2021-29102 | There is a Server-Side Request Forgery (SSRF) vulnerability in Esri ArcGIS Server Manager | |
| CVE-2021-29105 | There is a stored Cross Site Scripting (XSS) vulnerability in Esri ArcGIS Server Services |
IV. Related Vulnerabilities
Same product: ArcGIS Server
- CVE-2025-67711
Reflected XSS vulnerability in ArcGIS Server. - CVE-2025-67710
Stored XSS vulnerability in ArcGIS Server - CVE-2025-67709
There is a cross site scripting issue in ArcGIS Server. - CVE-2025-67708
Reflected cross-site scripting (XSS) vulnerability in ArcGIS - CVE-2025-67707
Unvalidated File Upload vulnerability in ArcGIS Server.
Same vendor: Esri
- CVE-2026-33519
Incorrect privilege assignment in Portal for ArcGIS - CVE-2026-33518
Incorrect privilege assignment in Portal for ArcGIS - CVE-2026-1446
XSS issue is Esri ArcGIS Pro versions 3.6.0 and earlier - CVE-2025-67711
Reflected XSS vulnerability in ArcGIS Server. - CVE-2025-67710
Stored XSS vulnerability in ArcGIS Server
Same weakness: CWE-79
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Devs Palace ERP Online chart-save cross site scripting - CVE-2026-8256
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Devs Palace ERP Online add_new_customer cross site scripting - CVE-2026-8254
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Devs Palace ERP Online purchase_save cross site scripting
V. Comments for CVE-2021-29103
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