How severe is CVE-2021-25210?

CVE-2021-25210 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-2021-25210 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (71st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-25210?

CVE-2021-25210 affects Alumni Management System Project Alumni Management System. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-25210?

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-2021-25210 published?

CVE-2021-25210 was published on 2021-07-22 and last updated on 2026-06-17.

CVE-2021-25210

CVE-2021-25210 is a critical-severity vulnerability in Alumni Management System Project Alumni Management System 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. The underlying weakness is classified as CWE-434.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 1% (71st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-434
Affected product: Alumni Management System Project Alumni Management System
Published: 2021-07-22
Last modified: 2026-06-17

Description

Arbitrary file upload vulnerability in SourceCodester Alumni Management System v 1.0 allows attackers to execute arbitrary code, via the file upload to manage_event.php.

Frequently asked questions

What is CVE-2021-25210?: Arbitrary file upload vulnerability in SourceCodester Alumni Management System v 1.0 allows attackers to execute arbitrary code, via the file upload to manage_event.php.
How severe is CVE-2021-25210?: CVE-2021-25210 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-2021-25210 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (71st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-25210?: CVE-2021-25210 affects Alumni Management System Project Alumni Management System. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-25210?: 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-2021-25210 published?: CVE-2021-25210 was published on 2021-07-22 and last updated on 2026-06-17.

References

https://github.com/BigTiger2020/Alumni-Management-System/blob/main/Alumni%20Management%20System-file%20upload.md

Affected products (1)

cpe:2.3:a:alumni_management_system_project:alumni_management_system:1.0:*:*:*:*:*:*:*

More vulnerabilities in Alumni Management System Project Alumni Management System

CVE-2021-25212 — Critical (CVSS 9.8): SQL injection vulnerability in SourceCodester Alumni Management System v 1.0 allows remote attackers to execute…
CVE-2020-29214 — Critical (CVSS 9.8): SQL injection vulnerability in SourceCodester Alumni Management System 1.0 allows the user to inject SQL payload to…
CVE-2020-28070 — Critical (CVSS 9.8): SourceCodester Alumni Management System 1.0 is affected by SQL injection causing arbitrary remote code execution from…
CVE-2020-28072 — High (CVSS 7.2): A Remote Code Execution vulnerability exists in DourceCodester Alumni Management System 1.0. An authenticated attacker…
CVE-2020-28071 — Medium (CVSS 4.8): SourceCodester Alumni Management System 1.0 is affected by cross-site Scripting (XSS) in /admin/gallery.php. After the…

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