CVE-2023-5636

CRITICALNVD 9.89.8—

9.8

Unrestricted Upload of File with Dangerous Type vulnerability in ArslanSoft Education Portal allows Command Injection.

This issue affects Education Portal: before v1.1.

CVSS v3: 9.8
EG Score: 9.8(medium)
EPSS: 67.6%
KEV: Not listed

Published

December 1, 2023

Last Modified

May 20, 2026

Advisory Details (2)

Auto-updated May 20, 2026

No patch confirmed yet.

generic

T.C. Siber Güvenlik Başkanlığı

https://www.usom.gov.tr/bildirim/tr-23-0670

generic

T.C. Siber Güvenlik Başkanlığı

https://siberguvenlik.gov.tr/guvenlik-bildirimleri/detay/tr-23-0670

Vendor Advisories for CVE-2023-5636(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

GHSA-56m8-9r6v-cqp3
GitHub Security AdvisoriesCritical
Unrestricted Upload of File with Dangerous Type vulnerability in ArslanSoft Education Portal...

Frequently asked(5)

What is CVE-2023-5636?

CVE-2023-5636 is a critical vulnerability published on December 1, 2023. Unrestricted Upload of File with Dangerous Type vulnerability in ArslanSoft Education Portal allows Command Injection. This issue affects Education Portal: before v1.1.

When was CVE-2023-5636 disclosed?

CVE-2023-5636 was first published in the National Vulnerability Database on December 1, 2023, with the most recent update on May 20, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2023-5636 actively exploited?

CVE-2023-5636 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 67.6% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2023-5636?

CVE-2023-5636 has a CVSS v3 base score of 9.8 (NVD).

How do I remediate CVE-2023-5636?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-5636, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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CVE-2023-5636

📅 Published

🔄 Last Modified

📋 Advisory Details (2)

T.C. Siber Güvenlik Başkanlığı

T.C. Siber Güvenlik Başkanlığı

📣 Vendor Advisories for CVE-2023-5636(1)

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2023-5636?

Published

Last Modified

Advisory Details (2)

Vendor Advisories for CVE-2023-5636(1)

Frequently asked(5)