CVE-2025-34510
highpriority · track · 19EPSS 0.248 · 98 %ileexploit · weaponizedDEEURUUSEPSS · scored 2026-10-27
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
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
exploits (1)
Public proof-of-concept and weaponised exploit code.
affected products (18)
Products and version ranges known to be affected.
advisories (1)
Vendor and ecosystem advisories describing this.
- WID-SEC-W-2025-1345Sitecore Experience Manager: Mehrere SchwachstellenDeutsch2025-06-17csaf · cert_bundDE
Ein entfernter Angreifer kann mehrere Schwachstellen in Sitecore Experience Manager ausnutzen, um Sicherheitsvorkehrungen zu umgehen, oder um beliebigen Programmcode auszuführen.
also known as (4)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (8)
External citations — patches, advisories, analysis.
- https://labs.watchtowr.com/is-b-for-backdoor-pre-auth-rce-chain-in-sitecore-experience-platform/cnnvd
- https://nvd.nist.gov/vuln/detail/CVE-2025-34510cnnvd
- https://support.sitecore.com/kb?id=kb_article_view&sysparm_article=KB1003667cnnvd
- https://www.sitecore.com/products/experience-managerPatchcnnvd
- https://labs.watchtowr.com/is-b-for-backdoor-pre-auth-rce-chain-in-sitecore-experience-platform/enisa_euvd
- https://support.sitecore.com/kb?id=kb_article_view&sysparm_article=KB1003667enisa_euvd
- https://labs.watchtowr.com/is-b-for-backdoor-pre-auth-rce-chain-in-sitecore-experience-platform/ExploitThird Party Advisorynvd
- https://support.sitecore.com/kb?id=kb_article_view&sysparm_article=KB1003667Vendor Advisorynvd
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