CVE-2025-34511— Sitecore PowerShell Extension RCE via Unrestricted Upload
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I. Basic Information for CVE-2025-34511
Vulnerability Information
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Vulnerability Title
Sitecore PowerShell Extension RCE via Unrestricted Upload
Source: NVD (National Vulnerability Database)
Vulnerability Description
Sitecore PowerShell Extensions, an add-on to Sitecore Experience Manager (XM) and Experience Platform (XP), through version 7.0 is vulnerable to an unrestricted file upload issue. A remote, authenticated attacker can upload arbitrary files to the server using crafted HTTP requests, resulting in remote code execution.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
危险类型文件的不加限制上传
Source: NVD (National Vulnerability Database)
Vulnerability Title
Sitecore PowerShell Extensions 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Sitecore PowerShell Extensions是丹麦Sitecore公司的一款Powershell扩展。 Sitecore PowerShell Extensions 7.0及之前版本存在安全漏洞，该漏洞源于文件上传不受限制，可能导致远程代码执行。
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)
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Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Sitecore | Powershell Extension | 0 ~ 7.0 | - |
II. Public POCs for CVE-2025-34511
| # | POC Description | Source Link | Shenlong Link |
|---|
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- Is b For Backdoor? Pre-Auth RCE Chain In Sitecore Experience Platformthird-party-advisoryexploittechnical-description
- Security Bulletins - Security Bulletin SC2025-003vendor-advisory
- https://nvd.nist.gov/vuln/detail/CVE-2025-34511
Same Patch Batch · Sitecore · 2025-06-17 · 3 CVEs total
| CVE-2025-34510 | 8.8 HIGH | Sitecore XM, XC, and XP Post-Auth RCE via Zip Slip |
| CVE-2025-34509 | 7.5 HIGH | Sitecore XM and XP Hardcoded Credentials |
IV. Related Vulnerabilities
Same vendor: Sitecore
- CVE-2025-53692
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Sitecore Products ViewState Deserialization Vulnerability - CVE-2025-53691
Sitecore Experience Remote Code Execution through Insecure D - CVE-2025-53693
HTML Cache Poisoning through Unsafe Reflections - CVE-2025-53694
Information Disclosure in ItemServices API
Same weakness: CWE-434
- CVE-2021-47943
TextPattern CMS 4.8.7 Remote Code Execution via File Upload - CVE-2021-47937
e107 CMS 2.3.0 Authenticated Remote Code Execution via Theme - CVE-2026-41517
Emlog: Remote Code Execution via Malicious Plugin Upload - CVE-2026-6692
Slider Revolution 7.0.0 - 7.0.10 - Authenticated (Subscriber - CVE-2026-41587
CI4MS: Unrestricted PHP File Upload via Theme Installation L
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