How severe is CVE-2020-10507?

CVE-2020-10507 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-2020-10507 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-10507?

CVE-2020-10507 affects The School Manage System Project The School Manage System. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-10507?

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-2020-10507 published?

CVE-2020-10507 was published on 2020-04-15 and last updated on 2026-06-17.

CVE-2020-10507

CVE-2020-10507 is a critical-severity vulnerability in The School Manage System Project The School Manage 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% (64th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-434
Affected product: The School Manage System Project The School Manage System
Published: 2020-04-15
Last modified: 2026-06-17

Description

The School Manage System before 2020, developed by ALLE INFORMATION CO., LTD., contains a vulnerability of Unrestricted file upload (RCE) , that would allow attackers to gain access in the hosting machine.

Frequently asked questions

What is CVE-2020-10507?: The School Manage System before 2020, developed by ALLE INFORMATION CO., LTD., contains a vulnerability of Unrestricted file upload (RCE) , that would allow attackers to gain access in the hosting machine.
How severe is CVE-2020-10507?: CVE-2020-10507 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-2020-10507 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-10507?: CVE-2020-10507 affects The School Manage System Project The School Manage System. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-10507?: 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-2020-10507 published?: CVE-2020-10507 was published on 2020-04-15 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:the_school_manage_system_project:the_school_manage_system:-:*:*:*:*:*:*:*

More vulnerabilities in The School Manage System Project The School Manage System

CVE-2020-10505 — Critical (CVSS 9.8): The School Manage System before 2020, developed by ALLE INFORMATION CO., LTD., contains a vulnerability of SQL…
CVE-2020-10506 — High (CVSS 7.5): The School Manage System before 2020, developed by ALLE INFORMATION CO., LTD., contains a vulnerability of Path…

All CVEs affecting The School Manage System Project The School Manage System →

Other CWE-434 (Unrestricted Upload of File with Dangerous Type) vulnerabilities

CVE-2026-48283 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Unrestricted Upload of File with Dangerous Type…
CVE-2026-48276 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Unrestricted Upload of File with Dangerous Type…
CVE-2026-57700 — Critical (CVSS 10.0): Unrestricted Upload of File with Dangerous Type vulnerability in Daan.Dev OMGF Pro allows Using Malicious Files. This…
CVE-2025-69129 — Critical (CVSS 10.0): Unauthenticated Arbitrary File Upload in WordPress & WooCommerce Scraper Plugin, Import Data from Any Site <= 1.0.7…
CVE-2026-40772 — Critical (CVSS 10.0): Unauthenticated Arbitrary File Upload in GeekyBot <= 1.2.2 versions.
CVE-2026-40412 — Critical (CVSS 10.0): Unrestricted upload of file with dangerous type in Azure Orbital Spatio allows an unauthorized attacker to execute code…

Browse all CWE-434 (Unrestricted Upload of File with Dangerous Type) vulnerabilities →