How severe is CVE-2020-28250?

CVE-2020-28250 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-28250 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-28250?

CVE-2020-28250 affects Cellinx Nvt Web Server. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-28250?

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-2020-28250 published?

CVE-2020-28250 was published on 2020-11-06 and last updated on 2026-06-17.

CVE-2020-28250

CVE-2020-28250 is a critical-severity vulnerability in Cellinx Nvt Web Server with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 10.0
EPSS exploit prediction: 3% (85th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Cellinx Nvt Web Server
Published: 2020-11-06
Last modified: 2026-06-17

Description

Cellinx NVT Web Server 5.0.0.014b.test 2019-09-05 allows a remote user to run commands as root via SetFileContent.cgi because authentication is on the client side.

Frequently asked questions

What is CVE-2020-28250?: Cellinx NVT Web Server 5.0.0.014b.test 2019-09-05 allows a remote user to run commands as root via SetFileContent.cgi because authentication is on the client side.
How severe is CVE-2020-28250?: CVE-2020-28250 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-28250 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-28250?: CVE-2020-28250 affects Cellinx Nvt Web Server. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-28250?: 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-2020-28250 published?: CVE-2020-28250 was published on 2020-11-06 and last updated on 2026-06-17.

References

https://github.com/summtime/CVE/tree/master/CVE-2020-28250

Affected products (1)

cpe:2.3:a:cellinx:nvt_web_server:5.0.0.014b:*:*:*:*:*:*:*

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