How severe is CVE-2020-3937?

CVE-2020-3937 has a CVSS 3.x base score of 8.1, rated high 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-2020-3937 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-3937?

CVE-2020-3937 affects Sysjust Syuan-gu-da-shin. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-3937?

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

When was CVE-2020-3937 published?

CVE-2020-3937 was published on 2020-02-04 and last updated on 2026-06-17.

CVE-2020-3937

CVE-2020-3937 is a high-severity vulnerability in Sysjust Syuan-gu-da-shin with a CVSS 3.x base score of 8.1. 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-89.

Key facts

Severity: High (CVSS 3.x base score 8.1)
CVSS v2: 5.0
EPSS exploit prediction: 1% (69th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-89
Affected product: Sysjust Syuan-gu-da-shin
Published: 2020-02-04
Last modified: 2026-06-17

Description

SQL Injection in SysJust Syuan-Gu-Da-Shih, versions before 20191223, allowing attackers to perform unwanted SQL queries and access arbitrary file in the database.

Frequently asked questions

What is CVE-2020-3937?: SQL Injection in SysJust Syuan-Gu-Da-Shih, versions before 20191223, allowing attackers to perform unwanted SQL queries and access arbitrary file in the database.
How severe is CVE-2020-3937?: CVE-2020-3937 has a CVSS 3.x base score of 8.1, rated high 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-2020-3937 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-3937?: CVE-2020-3937 affects Sysjust Syuan-gu-da-shin. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-3937?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2020-3937 published?: CVE-2020-3937 was published on 2020-02-04 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:sysjust:syuan-gu-da-shin:*:*:*:*:*:*:*:*

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