How severe is CVE-2023-35813?

CVE-2023-35813 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-35813 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 87% (100th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-35813?

CVE-2023-35813 primarily affects Sitecore Experience Commerce. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-35813?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2023-35813 published?

CVE-2023-35813 was published on 2023-06-17 and last updated on 2026-06-17.

CVE-2023-35813

CVE-2023-35813 is a critical-severity vulnerability in Sitecore Experience Commerce with a CVSS 3.x base score of 9.8. Its EPSS exploit-prediction score of 87% places it in the 100th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-94.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 87% (100th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-94
Affected product: Sitecore Experience Commerce
Published: 2023-06-17
Last modified: 2026-06-17

Description

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

Frequently asked questions

What is CVE-2023-35813?: Multiple Sitecore products allow remote code execution. This affects Experience Manager, Experience Platform, and Experience Commerce through 10.3.
How severe is CVE-2023-35813?: CVE-2023-35813 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-35813 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 87% (100th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-35813?: CVE-2023-35813 primarily affects Sitecore Experience Commerce. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-35813?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2023-35813 published?: CVE-2023-35813 was published on 2023-06-17 and last updated on 2026-06-17.

References

https://support.sitecore.com/kb?id=kb_article_view&sysparm_article=KB1002979

Affected products (4)

cpe:2.3:a:sitecore:experience_commerce:*:*:*:*:*:*:*:*
cpe:2.3:a:sitecore:experience_manager:*:*:*:*:*:*:*:*
cpe:2.3:a:sitecore:experience_platform:*:*:*:*:*:*:*:*
cpe:2.3:a:sitecore:managed_cloud:*:*:*:*:*:*:*:*

More vulnerabilities in Sitecore Experience Commerce

CVE-2025-53693 — Critical (CVSS 9.8): Use of Externally-Controlled Input to Select Classes or Code ('Unsafe Reflection') vulnerability in Sitecore Sitecore…
CVE-2025-53690 — Critical (CVSS 9.0): Deserialization of Untrusted Data vulnerability in Sitecore Experience Manager (XM), Sitecore Experience Platform (XP)…
CVE-2025-53691 — High (CVSS 8.8): Deserialization of Untrusted Data vulnerability in Sitecore Experience Manager (XM), Sitecore Experience Platform (XP)…
CVE-2025-34511 — High (CVSS 8.8): Sitecore PowerShell Extensions, an add-on to Sitecore Experience Manager (XM) and Experience Platform (XP), through…
CVE-2025-34510 — High (CVSS 8.8): Sitecore Experience Manager (XM), Experience Platform (XP), and Experience Commerce (XC) versions 9.0 through 9.3 and…
CVE-2025-53694 — High (CVSS 7.5): Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Sitecore Sitecore Experience Manager (XM),…

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