CVE-2025-66802

CRITICALNVD 9.89.8—Elevated

9.8

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.

CVSS v3: 9.8
EG Score: 9.8(medium)
EPSS: 71.8%
KEV: Not listed

Published

January 12, 2026

Last Modified

January 22, 2026

Advisory Details (2)

Auto-updated May 29, 2026

No patch confirmed yet.

generic

GitHub - mtgsjr/CVE-2025-66802: Sourcecodester Covid-19 Contact Tracing System 1.0 is vulnerable to RCE · GitHub

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

generic

CVE-2022-2746 - Exploits & Severity - Feedly

https://feedly.com/cve/CVE-2022-2746

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-434Unrestricted Upload of File with Dangerous Type

Data Freshness Timeline

(refreshed 14× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-07 15:24 UTCepss_batch
2026-06-07 15:24 UTCepss_batch
2026-06-06 13:47 UTCepss_batch
2026-06-06 13:47 UTCepss_batch
2026-06-05 22:46 UTCepss_batch
2026-06-05 22:46 UTCepss_batch
2026-06-05 06:10 UTCepss_batch
2026-06-05 06:10 UTCepss_batch
2026-06-04 13:12 UTCepss_batch
2026-06-04 13:12 UTCepss_batch
2026-06-02 20:13 UTCepss_batch
2026-06-02 20:12 UTCepss_batch
2026-06-01 13:51 UTCepss_batch
2026-06-01 13:51 UTCepss_batch
2026-05-31 22:30 UTCepss_batch
2026-05-31 22:30 UTCepss_batch
2026-05-31 00:16 UTCepss_batch
2026-05-31 00:16 UTCepss_batch
2026-05-29 16:17 UTCEG score recompute
2026-05-29 16:17 UTCGHSA enrichment

Publicly available exploits

(1 reference)

Working exploit code is in the public domain (1 GitHub PoC). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

GitHub PoCmtgsjr/CVE-2025-66802
First seen Jan 9, 2026
Sourcecodester Covid-19 Contact Tracing System 1.0 is vulnerable to RCE
Open source ↗

Frequently asked(5)

What is CVE-2025-66802?

CVE-2025-66802 is a critical vulnerability published on January 12, 2026. 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.

When was CVE-2025-66802 disclosed?

CVE-2025-66802 was first published in the National Vulnerability Database on January 12, 2026, with the most recent update on January 22, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2025-66802 actively exploited?

CVE-2025-66802 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 71.8% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2025-66802?

CVE-2025-66802 has a CVSS v3 base score of 9.8 (NVD).

How do I remediate CVE-2025-66802?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2025-66802, 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.

Dependency Blast Radius

See which npm, PyPI, Go, and Maven packages are affected by CVE-2025-66802

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CVE-2025-66802

📅 Published

🔄 Last Modified

📋 Advisory Details (2)