CVE-2026-34530— File Browser is vulnerable to Stored Cross-Site Scripting via text/template branding injection
Get alerts for future matching vulnerabilitiesLog in to subscribe
I. Basic Information for CVE-2026-34530
Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗ Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.
Vulnerability Title
File Browser is vulnerable to Stored Cross-Site Scripting via text/template branding injection
Source: NVD (National Vulnerability Database)
Vulnerability Description
File Browser is a file managing interface for uploading, deleting, previewing, renaming, and editing files within a specified directory. Prior to version 2.62.2, the SPA index page in File Browser is vulnerable to Stored Cross-Site Scripting (XSS) via admin-controlled branding fields. An admin who sets branding.name to a malicious payload injects persistent JavaScript that executes for ALL visitors, including unauthenticated users. This issue has been patched in version 2.62.2.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:L/A:N
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
File Browser 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
File Browser是File Browser开源的一个文件管理界面，在指定的目录，它可以用来上传，删除，预览和编辑文件。 File Browser 2.62.2之前版本存在跨站脚本漏洞，该漏洞源于SPA索引页面通过管理员控制的品牌字段存在存储型跨站脚本漏洞，管理员设置恶意branding.name会注入持久性JavaScript，对所有访问者执行。
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 |
|---|---|---|---|---|
| filebrowser | filebrowser | < 2.62.2 | - |
II. Public POCs for CVE-2026-34530
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POCPremium
No public POC found.
Login to generate AI POCIII. Intelligence Information for CVE-2026-34530
请登录查看更多情报信息。
- Release v2.62.2 · filebrowser/filebrowser · GitHubx_refsource_MISC
- https://nvd.nist.gov/vuln/detail/CVE-2026-34530
Same Patch Batch · filebrowser · 2026-04-01 · 3 CVEs total
| CVE-2026-34528 | 8.1 HIGH | File Browser's Signup Grants Execution Permissions When Default Permissions Includes Execu |
| CVE-2026-34529 | 7.6 HIGH | File Browser is vulnerable to Stored Cross-site Scripting via crafted EPUB file |
IV. Related Vulnerabilities
Same product: filebrowser
- CVE-2026-35607
File Browser: Proxy auth auto-provisioned users inherit Exec - CVE-2026-35606
File Browser discloses text file content via /api/resources - CVE-2026-35605
File Browser has an access rule bypass via HasPrefix without - CVE-2026-35604
File Browser share links remain accessible after Share/Downl - CVE-2026-35585
File Browser has a Command Injection via Hook Runner
Same vendor: filebrowser
- CVE-2026-35607
File Browser: Proxy auth auto-provisioned users inherit Exec - CVE-2026-35606
File Browser discloses text file content via /api/resources - CVE-2026-35605
File Browser has an access rule bypass via HasPrefix without - CVE-2026-35604
File Browser share links remain accessible after Share/Downl - CVE-2026-35585
File Browser has a Command Injection via Hook Runner
Same weakness: CWE-79
- CVE-2026-8262
Devs Palace ERP Online chart-save cross site scripting - CVE-2026-8256
Devs Palace ERP Online mr-save cross site scripting - CVE-2026-8255
Devs Palace ERP Online add_new_customer cross site scripting - CVE-2026-8254
Devs Palace ERP Online sales_save cross site scripting - CVE-2026-8253
Devs Palace ERP Online purchase_save cross site scripting
V. Comments for CVE-2026-34530
No comments yet