CVE-2023-50104

CRITICALNVD 9.89.8—

9.8

ZZCMS 2023 has a file upload vulnerability in 3/E_bak5.1/upload/index.php, allowing attackers to exploit this loophole to gain server privileges and execute arbitrary code.

CVSS v3: 9.8
EG Score: 9.8(medium)
EPSS: 70.7%
KEV: Not listed

Published

December 29, 2023

Last Modified

November 21, 2024

References (2)

cve@mitrehttps://github.com/zzq66/cve4
af854a3a-2127-422b-91ae-364da2661108https://github.com/zzq66/cve4

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 16× 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.

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Frequently asked(5)

What is CVE-2023-50104?

CVE-2023-50104 is a critical vulnerability published on December 29, 2023. ZZCMS 2023 has a file upload vulnerability in 3/E_bak5.1/upload/index.php, allowing attackers to exploit this loophole to gain server privileges and execute arbitrary code.

When was CVE-2023-50104 disclosed?

CVE-2023-50104 was first published in the National Vulnerability Database on December 29, 2023, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2023-50104 actively exploited?

CVE-2023-50104 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 70.7% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2023-50104?

CVE-2023-50104 has a CVSS v3 base score of 9.8 (NVD).

How do I remediate CVE-2023-50104?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-50104, 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

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CVE-2023-50104

📅 Published

🔄 Last Modified

🔗 References (2)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2023-50104?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (2)

Frequently asked(5)

Related CVEs(same CWE)