CVE-2025-34511

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.

CVSS v3.1

8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS

15.62% chance of exploitation in the next 30 days, 97th percentile

Published

2025-06-17

Updated

2026-02-26

Proof-of-concept exploits (1)

• https://labs.watchtowr.com/is-b-for-backdoor-pre-auth-rce-chain-in-sitecore-experience-pl…

Metasploit modules (1)

• rapid7/metasploit-framework/blob/master/modules/exploits/windows/http/sitecore_xp_cve_202…

References

• CVE Record
• NVD entry

Related

• CVE-2025-34510
• CVE-2025-34512
• CVE-2025-34509
• CVE-2025-34513
• CVE-2025-34508
• CVE-2025-34514