# CVE-2025-34511

## Summary

- **CVE ID:** CVE-2025-34511
- **Severity:** HIGH
- **CVSS Score:** 8.8 (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
- **CWE:** CWE-434
- **Published:** Jun 17, 2025
- **Last Modified:** Mar 12, 2026

## 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.

## Affected Products

- Sitecore — Powershell Extension (0)

## References

- [CNA](https://labs.watchtowr.com/is-b-for-backdoor-pre-auth-rce-chain-in-sitecore-experience-platform/)
- [CNA](https://support.sitecore.com/kb?id=kb_article_view&sysparm_article=KB1003667)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 22.32%
- **EPSS Percentile:** 97.5

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-10._