How severe is CVE-2020-27956?

CVE-2020-27956 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-2020-27956 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (91st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-27956?

CVE-2020-27956 affects Car Rental Management System Project Car Rental Management System. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-27956?

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-2020-27956 published?

CVE-2020-27956 was published on 2020-10-28 and last updated on 2026-06-17.

CVE-2020-27956

CVE-2020-27956 is a critical-severity vulnerability in Car Rental Management System Project Car Rental 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: 5% (91st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-434
Affected product: Car Rental Management System Project Car Rental Management System
Published: 2020-10-28
Last modified: 2026-06-17

Description

An Arbitrary File Upload in the Upload Image component in SourceCodester Car Rental Management System 1.0 allows the user to conduct remote code execution via admin/index.php?page=manage_car because .php files can be uploaded to admin/assets/uploads/ (under the web root).

Frequently asked questions

What is CVE-2020-27956?: An Arbitrary File Upload in the Upload Image component in SourceCodester Car Rental Management System 1.0 allows the user to conduct remote code execution via admin/index.php?page=manage_car because .php files can be uploaded to admin/assets/uploads/ (under the web root).
How severe is CVE-2020-27956?: CVE-2020-27956 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-2020-27956 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (91st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-27956?: CVE-2020-27956 affects Car Rental Management System Project Car Rental Management System. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-27956?: 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-2020-27956 published?: CVE-2020-27956 was published on 2020-10-28 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:car_rental_management_system_project:car_rental_management_system:1.0:*:*:*:*:*:*:*

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