CVE-2025-66802

9.8 CRITICAL 0.9% exploit odds Fix listed Code execution Web app

What it is

Sourcecodester Covid-19 Contact Tracing System 1.0 is vulnerable to RCE (Remote Code Execution). The application receives a reverse shell (php) into imagem of the user enabling RCE.

At a glance

Exploitability: Can be exploited over the network without logging in. High risk of data exposure, data tampering, service disruption.
Exploit odds: 0.9% chance of exploitation in the next 30 days (EPSS).
Fix: A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

2026-01-12 20:15 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-06-17 09:57 UTC Last updatedMost recent change to the record

Details

Published: 2026-01-12 20:15 UTC
Last modified: 2026-06-17 09:57 UTC
Exploit probability: 0.9% · EPSS, next 30 days
Weakness: CWE-434 · Unrestricted file upload
Record status: Analyzed

Affected

covid-19 Contact Tracing System Project covid-19 Contact Tracing System 1.0

Attack profile CVSS 3.1 · 9.8

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None
Scope: Unchanged
Confidentiality: High
Integrity: High
Availability: High

Raw vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

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Fix and advisories

https://github.com/mtgsjr/CVE-2025-66802

References

NVD record · CVE.org record