How severe is CVE-2020-28173?

CVE-2020-28173 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-28173 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (87th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-28173?

CVE-2020-28173 affects Simple College Project Simple College. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-28173?

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-2020-28173 published?

CVE-2020-28173 was published on 2021-03-31 and last updated on 2026-06-17.

CVE-2020-28173

CVE-2020-28173 is a high-severity vulnerability in Simple College Project Simple College with a CVSS 3.x base score of 7.2. 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-434.

Key facts

Severity: High (CVSS 3.x base score 7.2)
CVSS v2: 6.5
EPSS exploit prediction: 3% (87th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-434
Affected product: Simple College Project Simple College
Published: 2021-03-31
Last modified: 2026-06-17

Description

Simple College Website 1.0 allows a user to conduct remote code execution via /alumni/admin/ajax.php?action=save_settings when uploading a malicious file using the image upload functionality, which is stored in /alumni/admin/assets/uploads/.

Frequently asked questions

What is CVE-2020-28173?: Simple College Website 1.0 allows a user to conduct remote code execution via /alumni/admin/ajax.php?action=save_settings when uploading a malicious file using the image upload functionality, which is stored in /alumni/admin/assets/uploads/.
How severe is CVE-2020-28173?: CVE-2020-28173 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-28173 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (87th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-28173?: CVE-2020-28173 affects Simple College Project Simple College. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-28173?: 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-2020-28173 published?: CVE-2020-28173 was published on 2021-03-31 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:simple_college_project:simple_college:1.0:*:*:*:*:*:*:*

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