How severe is CVE-2020-6366?

CVE-2020-6366 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability high.

Is CVE-2020-6366 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (61st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-6366?

CVE-2020-6366 primarily affects Sap Netweaver Compare Systems. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2020-6366?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2020-6366 published?

CVE-2020-6366 was published on 2020-10-20 and last updated on 2026-06-17.

CVE-2020-6366

CVE-2020-6366 is a medium-severity vulnerability in Sap Netweaver Compare Systems with a CVSS 3.x base score of 6.5. 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-20.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v2: 5.5
EPSS exploit prediction: 1% (61st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Sap Netweaver Compare Systems
Published: 2020-10-20
Last modified: 2026-06-17

Description

SAP NetWeaver (Compare Systems) versions - 7.20, 7.30, 7.40, 7.50, does not sufficiently validate uploaded XML documents. An attacker with administrative privileges can retrieve arbitrary files including files on OS level from the server and/or can execute a denial-of-service.

Frequently asked questions

What is CVE-2020-6366?: SAP NetWeaver (Compare Systems) versions - 7.20, 7.30, 7.40, 7.50, does not sufficiently validate uploaded XML documents. An attacker with administrative privileges can retrieve arbitrary files including files on OS level from the server and/or can execute a denial-of-service.
How severe is CVE-2020-6366?: CVE-2020-6366 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability high.
Is CVE-2020-6366 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (61st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-6366?: CVE-2020-6366 primarily affects Sap Netweaver Compare Systems. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2020-6366?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-6366 published?: CVE-2020-6366 was published on 2020-10-20 and last updated on 2026-06-17.

References

Affected products (5)

cpe:2.3:a:sap:netweaver_compare_systems:7.20:*:*:*:*:*:*:*
cpe:2.3:a:sap:netweaver_compare_systems:7.30:*:*:*:*:*:*:*
cpe:2.3:a:sap:netweaver_compare_systems:7.31:*:*:*:*:*:*:*
cpe:2.3:a:sap:netweaver_compare_systems:7.40:*:*:*:*:*:*:*
cpe:2.3:a:sap:netweaver_compare_systems:7.50:*:*:*:*:*:*:*

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