How severe is CVE-2021-27602?

CVE-2021-27602 has a CVSS 3.x base score of 9.9, rated critical severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-27602 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (78th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-27602?

CVE-2021-27602 primarily affects Sap Commerce. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2021-27602?

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-2021-27602 published?

CVE-2021-27602 was published on 2021-04-13 and last updated on 2026-06-17.

CVE-2021-27602

CVE-2021-27602 is a critical-severity vulnerability in Sap Commerce with a CVSS 3.x base score of 9.9. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-94.

Key facts

Severity: Critical (CVSS 3.x base score 9.9)
CVSS v2: 6.5
EPSS exploit prediction: 2% (78th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-94
Affected product: Sap Commerce
Published: 2021-04-13
Last modified: 2026-06-17

Description

SAP Commerce, versions - 1808, 1811, 1905, 2005, 2011, Backoffice application allows certain authorized users to create source rules which are translated to drools rule when published to certain modules within the application. An attacker with this authorization can inject malicious code in the source rules and perform remote code execution enabling them to compromise the confidentiality, integrity and availability of the application.

Frequently asked questions

What is CVE-2021-27602?: SAP Commerce, versions - 1808, 1811, 1905, 2005, 2011, Backoffice application allows certain authorized users to create source rules which are translated to drools rule when published to certain modules within the application. An attacker with this authorization can inject malicious code in the source rules and perform remote code execution enabling them to compromise the confidentiality, integrity and availability of the application.
How severe is CVE-2021-27602?: CVE-2021-27602 has a CVSS 3.x base score of 9.9, rated critical severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-27602 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (78th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-27602?: CVE-2021-27602 primarily affects Sap Commerce. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2021-27602?: 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-2021-27602 published?: CVE-2021-27602 was published on 2021-04-13 and last updated on 2026-06-17.

References

Affected products (5)

cpe:2.3:a:sap:commerce:1808:*:*:*:*:*:*:*
cpe:2.3:a:sap:commerce:1811:*:*:*:*:*:*:*
cpe:2.3:a:sap:commerce:1905:*:*:*:*:*:*:*
cpe:2.3:a:sap:commerce:2005:*:*:*:*:*:*:*
cpe:2.3:a:sap:commerce:2011:*:*:*:*:*:*:*

More vulnerabilities in Sap Commerce

CVE-2021-21477 — Critical (CVSS 9.9): SAP Commerce Cloud, versions - 1808,1811,1905,2005,2011, enables certain users with required privileges to edit drools…
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CVE-2022-41204 — High (CVSS 8.8): An attacker can change the content of an SAP Commerce - versions 1905, 2005, 2105, 2011, 2205, login page through a…
CVE-2021-40502 — High (CVSS 8.8): SAP Commerce - versions 2105.3, 2011.13, 2005.18, 1905.34, does not perform necessary authorization checks for an…
CVE-2020-6302 — High (CVSS 8.1): SAP Commerce versions 6.7, 1808, 1811, 1905, 2005 contains the jSession ID in the backoffice URL when the application…

All CVEs affecting Sap Commerce →

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