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CVE

CVE-2023-35813

Multiple Sitecore products allow remote code execution. This affects Experience Manager, Experience Platform, and Experi

Multiple Sitecore products allow remote code execution. This affects Experience Manager, Experience Platform, and Experience Commerce through 10.3.

CRITICAL · CVSS 9.8 EPSS 0.9358
Act now
  • EPSS ≥ 0.50 - high probability of exploitation in the next 30 days
  • EPSS percentile: top 0% of all CVEs by exploitation likelihood
  • Public exploit or PoC is available
  • SSVC automatable: yes - attacks can be scripted at scale
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-94Improper Control of Generation of Code ('Code Injection')
▤

Affected Products & Versions

4
sitecore experience commerce>= 8.2 and <= 10.3
sitecore experience manager>= 8.2 and <= 10.3
sitecore experience platform>= 8.2 and <= 10.3
sitecore managed cloud>= 8.2 and <= 10.3
⚠

Public Exploits & PoCs

1
nucleiSitecore - Remote Code Executioncritical
◈

Detection Rules (IDS/IPS)

1
et-openET WEB_SPECIFIC_APPS Sitecore Experience Platforms Remote Code Execution (CVE-2023-35813)web-application-attack
Open rulesets (ET Open, Snort Community, abuse.ch) link to source. Commercial rulesets are reference-only.
▣

Scoring & Timeline

9.8
CRITICAL · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD17 Jun 2023 · 11:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
yes
Technical impact
total
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://support.sitecore.com/kb?id=kb_article_view&sysparm_article=KB1002979MitigationPatchVendor Advisory
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