How severe is CVE-2025-53690?

CVE-2025-53690 has a CVSS 3.x base score of 9.0, rated critical severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2025-53690 being actively exploited?

Yes. CVE-2025-53690 is on CISA's Known Exploited Vulnerabilities (KEV) catalog, added on 2025-09-04, which means active exploitation has been confirmed. It should be prioritised for remediation.

What products are affected by CVE-2025-53690?

CVE-2025-53690 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-2025-53690?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Because this CVE is known to be actively exploited, treat remediation as urgent — CISA KEV typically sets a short remediation deadline.

Does CVE-2025-53690 have an EU (EUVD) identifier?

Yes. CVE-2025-53690 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-26629. It is also flagged as exploited in the EUVD (since 2025-09-04).

When was CVE-2025-53690 published?

CVE-2025-53690 was published on 2025-09-03 and last updated on 2026-06-17.

CVE-2025-53690

CVE-2025-53690 is a critical-severity vulnerability in Sitecore Experience Commerce with a CVSS 3.x base score of 9.0. It is listed in CISA's Known Exploited Vulnerabilities (KEV) catalog, confirming it has been exploited in the wild (added 2025-09-04). The underlying weakness is classified as CWE-502.

Key facts

Severity: Critical (CVSS 3.x base score 9.0)
EPSS exploit prediction: 26% (98th percentile)
Actively exploited: Yes — listed in CISA KEV (added 2025-09-04)
EU (EUVD) id: EUVD-2025-26629
EU exploitation: Flagged exploited in the ENISA EU Vulnerability Database (since 2025-09-04)
Weakness: CWE-502
Affected product: Sitecore Experience Commerce
Published: 2025-09-03
Last modified: 2026-06-17

Description

Deserialization of Untrusted Data vulnerability in Sitecore Experience Manager (XM), Sitecore Experience Platform (XP) allows Code Injection.This issue affects Experience Manager (XM): through 9.0; Experience Platform (XP): through 9.0.

Frequently asked questions

What is CVE-2025-53690?: Deserialization of Untrusted Data vulnerability in Sitecore Experience Manager (XM), Sitecore Experience Platform (XP) allows Code Injection.This issue affects Experience Manager (XM): through 9.0; Experience Platform (XP): through 9.0.
How severe is CVE-2025-53690?: CVE-2025-53690 has a CVSS 3.x base score of 9.0, rated critical severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2025-53690 being actively exploited?: Yes. CVE-2025-53690 is on CISA's Known Exploited Vulnerabilities (KEV) catalog, added on 2025-09-04, which means active exploitation has been confirmed. It should be prioritised for remediation.
What products are affected by CVE-2025-53690?: CVE-2025-53690 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-2025-53690?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Because this CVE is known to be actively exploited, treat remediation as urgent — CISA KEV typically sets a short remediation deadline.
Does CVE-2025-53690 have an EU (EUVD) identifier?: Yes. CVE-2025-53690 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-26629. It is also flagged as exploited in the EUVD (since 2025-09-04).
When was CVE-2025-53690 published?: CVE-2025-53690 was published on 2025-09-03 and last updated on 2026-06-17.

References

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-2023-35813 — Critical (CVSS 9.8): Multiple Sitecore products allow remote code execution. This affects Experience Manager, Experience Platform, and…
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),…

All CVEs affecting Sitecore Experience Commerce →

Other CWE-502 (Deserialization of Untrusted Data) vulnerabilities

CVE-2026-41104 — Critical (CVSS 10.0): Deserialization of untrusted data in Microsoft Planetary Computer Pro allows an unauthorized attacker to disclose…
CVE-2026-43633 — Critical (CVSS 10.0): HestiaCP versions 1.9.0 through 1.9.4 contain a deserialization vulnerability in the web terminal component caused by a…
CVE-2026-33819 — Critical (CVSS 10.0): Deserialization of untrusted data in Microsoft Bing allows an unauthorized attacker to execute code over a network.
CVE-2026-20131 — Critical (CVSS 10.0): A vulnerability in the web-based management interface of Cisco Secure Firewall Management Center (FMC) Software could…
CVE-2026-25632 — Critical (CVSS 10.0): EPyT-Flow is a Python package designed for the easy generation of hydraulic and water quality scenario data of water…
CVE-2025-14931 — Critical (CVSS 10.0): Hugging Face smolagents Remote Python Executor Deserialization of Untrusted Data Remote Code Execution Vulnerability.…

Browse all CWE-502 (Deserialization of Untrusted Data) vulnerabilities →