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Public proof of conceptFix available

CVE-2025-34511

Sitecore PowerShell Extension RCE via Unrestricted Upload

A public proof of concept exists; no exploitation attested.

  • Published2025-06-17
  • Fixed in10.4
  • WeaknessCWE-434

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

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.

Timeline

dates in UTC
  1. 2025-06-1719:05CVE publishedCNA

Versions per branch

NVD
Sitecore experience platform
BranchAffectedFixed in
10.4≥ 9.0, < 10.410.4
10.4= 10.4no fix published
Sitecore experience commerce
BranchAffectedFixed in
10.4≥ 9.0, ≤ 10.4no fix published
Sitecore experience manager
BranchAffectedFixed in
10.4≥ 9.0, ≤ 10.4no fix published

1 more product in the sources.

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Products declared by the CNA1 product

As VulnCheck, the CNA that assigned this CVE, declared them in the CVE record; versions as written.

  • Sitecore Powershell Extensionother versions: not affected
    Affected
    • ≤ 7.0no fix statedcustom

Source: the CNA record (CVE Program), © The MITRE Corporation,CVE Terms of UseCVE recordupdated 2025-11-29

Fix

  1. Update Sitecore experience platform to 10.4

Advisories and patches

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof of concept
Metasploit modules
1 moduleexploit/windows/http/sitecore_xp_cve_2025_34511rank: excellentModule metadata: Metasploit Framework, © Rapid7, Inc., BSD-3-Clause.
Metasploit Framework

Sources

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Published
2025-06-17
Last Modified
2026-06-17
NVD status
Analyzed
GitHub Advisory
GHSA-74ph-965p-2jc2

Frequently asked questions

What is 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.

Is CVE-2025-34511 actively exploited?

A proof-of-concept exploit exists for CVE-2025-34511, but active exploitation has not been confirmed at this time.

What is the CVSS score for CVE-2025-34511?

CVE-2025-34511 has a CVSS v3 base score of 8.8 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

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Sources for this record