CVE-2020-5298— Reflected XSS when importing CSV in OctoberCMS
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I. Basic Information for CVE-2020-5298
Vulnerability Information
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Vulnerability Title
Reflected XSS when importing CSV in OctoberCMS
Source: NVD (National Vulnerability Database)
Vulnerability Description
In OctoberCMS (october/october composer package) versions from 1.0.319 and before 1.0.466, a user with the ability to use the import functionality of the `ImportExportController` behavior can be socially engineered by an attacker to upload a maliciously crafted CSV file which could result in a reflected XSS attack on the user in question Issue has been patched in Build 466 (v1.0.466).
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:L/I:L/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
替代XSS语法转义处理不恰当
Source: NVD (National Vulnerability Database)
Vulnerability Title
October CMS 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
October CMS是一套基于PHP和Laravel Web应用程序框架的开源内容管理系统（CMS）。 October CMS（composer）1.0.319及之后版本（已在1.0.466版本中修复）中存在跨站脚本漏洞。该漏洞源于WEB应用缺少对客户端数据的正确验证。攻击者可利用该漏洞执行客户端代码。
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 |
|---|---|---|---|---|
| octobercms | october | >= 1.0.319, < 1.0.466 | - |
II. Public POCs for CVE-2020-5298
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · octobercms · 2020-06-03 · 5 CVEs total
| CVE-2020-5296 | 6.2 MEDIUM | Arbitrary File Deletion vulnerability in OctoberCMS |
| CVE-2020-5295 | 4.8 MEDIUM | Local File read vulnerability in OctoberCMS |
| CVE-2020-5299 | 4.0 MEDIUM | Potential CSV Injection vector in OctoberCMS |
| CVE-2020-5297 | 3.4 LOW | Upload whitelisted files to any directory in OctoberCMS |
IV. Related Vulnerabilities
Same product: october
- CVE-2026-29179
October: Editor Sub-Permission Bypass for Asset and Blueprin - CVE-2026-27937
October: Reflected XSS via DataTable Form Widget - CVE-2026-26274
October: Safe Mode Bypass via Twig Database Write Operations - CVE-2026-26067
October: Safe Mode Bypass via CSS Preprocessor Compilers - CVE-2026-25133
October CMS has Stored XSS via SVG Filter Bypass
Same vendor: octobercms
- CVE-2026-29179
October: Editor Sub-Permission Bypass for Asset and Blueprin - CVE-2026-27937
October: Reflected XSS via DataTable Form Widget - CVE-2026-26274
October: Safe Mode Bypass via Twig Database Write Operations - CVE-2026-26067
October: Safe Mode Bypass via CSS Preprocessor Compilers - CVE-2026-25133
October CMS has Stored XSS via SVG Filter Bypass
Same weakness: CWE-87
- CVE-2026-42235
n8n: XSS via MCP OAuth client - CVE-2026-40321
DotNetNuke.Core has stored cross-site-scripting (XSS) via SV - CVE-2025-14732
Elementor Website Builder <= 3.35.5 - Authenticated (Contrib - CVE-2026-22711
Stored XSS through system messages in WikiLove - CVE-2026-33510
DOM-Based XSS in Homarr /auth/login Redirect
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