Cyber Resilience

CVE-2023-35813

CriticalRCE

Published: 17 June 2023

Published
17 June 2023
Modified
17 December 2024
KEV Added
Patch
CVSS Score v3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.9358 99.8th percentile
Risk Priority 76 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-35813 is a critical-severity Code Injection (CWE-94) vulnerability in Sitecore Experience Commerce. Its CVSS base score is 9.8 (Critical).

Operationally, ranked in the top 0.2% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

Deeper analysis

CVE-2023-35813 is a remote code execution vulnerability affecting multiple Sitecore products, specifically Experience Manager, Experience Platform, and Experience Commerce through version 10.3. It carries a CVSS v3.1 score of 9.8 and is associated with CWE-94, indicating flaws that permit unauthorized code generation or execution.

The flaw can be exploited by unauthenticated attackers over the network without requiring user interaction or credentials. Successful exploitation grants full control over confidentiality, integrity, and availability, enabling arbitrary code execution on affected systems.

Official mitigation guidance is available in the Sitecore knowledge base article KB1002979, which addresses the affected versions and recommended actions.

The associated EPSS score remains elevated near its peak of 0.9361, reflecting sustained exploitation interest following disclosure.

EU & UK References

Vulnerability details

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

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

sitecore
experience commerce
8.2 — 10.3
sitecore
experience manager
8.2 — 10.3
sitecore
experience platform
8.2 — 10.3
sitecore
managed cloud
8.2 — 10.3

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-94

Makes persistent code injection into loaded programs impossible when the executable image itself resides on hardware-protected read-only media.

addresses: CWE-94

Dynamically generated code can be produced and executed inside the isolated chamber, preventing host compromise from code-injection payloads.

addresses: CWE-94

Validates inputs used in dynamic code generation to block injected directives.

addresses: CWE-94

Directly prevents execution of attacker-supplied code written into data memory regions.

References