CVE-2025-34510highobserved exploitationCWE-23

CVE-2025-34510: high-severity vulnerability in Sitecore Experience Manager

Sitecore XM, XC, and XP Post-Auth RCE via Zip Slip

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63Vexday Risk Score

Patch now. It exploitation observed by VulnCheck and has a working public exploit.

ssvc Actcvss 8.8epss 25%
from disclosure to weaponsame day
Published on NVDJun 17
metasploitJun 17
VulnCheck+5d
Sitecore Experience Manager (XM), Experience Platform (XP), and Experience Commerce (XC) versions 9.0 through 9.3 and 10.0 through 10.4 are affected by a Zip Slip vulnerability. A remote, authenticated attacker can exploit this issue by sending a crafted HTTP request to upload a ZIP archive containing path traversal sequences, allowing arbitrary file writes and leading to code execution.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected products
Sitecore · Experience CommerceSitecore · Experience ManagerSitecore · Experience Platform
Related CVEs — Sitecore Experience Manager

In the same product, most dangerous first.

CVE-2025-34509HIGHSitecore XM and XP Hardcoded CredentialsEPSS 55.9%CVE-2022-4979MEDIUMSitecore XP 7.5 - 10.2, CMS 7.2, and Managed Cloud XSSEPSS 0.7%