How severe is CVE-2020-6128?

CVE-2020-6128 has a CVSS 3.x base score of 8.8, rated high 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-2020-6128 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-6128?

CVE-2020-6128 affects Os4ed Opensis. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-6128?

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-2020-6128 published?

CVE-2020-6128 was published on 2020-09-01 and last updated on 2026-06-17.

CVE-2020-6128

CVE-2020-6128 is a high-severity vulnerability in Os4ed Opensis with a CVSS 3.x base score of 8.8. 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 8.8)
CVSS v2: 6.5
EPSS exploit prediction: 2% (75th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-89
Affected product: Os4ed Opensis
Published: 2020-09-01
Last modified: 2026-06-17

Description

SQL injection vulnerability exists in the CoursePeriodModal.php page of OS4Ed openSIS 7.3. A specially crafted HTTP request can lead to SQL injection. The meet_date parameter in the page CoursePeriodModal.php is vulnerable to SQL injection. An attacker can make an authenticated HTTP request to trigger this vulnerability.

Frequently asked questions

What is CVE-2020-6128?: SQL injection vulnerability exists in the CoursePeriodModal.php page of OS4Ed openSIS 7.3. A specially crafted HTTP request can lead to SQL injection. The meet_date parameter in the page CoursePeriodModal.php is vulnerable to SQL injection. An attacker can make an authenticated HTTP request to trigger this vulnerability.
How severe is CVE-2020-6128?: CVE-2020-6128 has a CVSS 3.x base score of 8.8, rated high 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-2020-6128 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-6128?: CVE-2020-6128 affects Os4ed Opensis. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-6128?: 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-2020-6128 published?: CVE-2020-6128 was published on 2020-09-01 and last updated on 2026-06-17.

References

https://talosintelligence.com/vulnerability_reports/TALOS-2020-1075

Affected products (1)

cpe:2.3:a:os4ed:opensis:7.3:*:*:*:*:*:*:*

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