CVE-2021-30048

MEDIUMNVD 5.35.3—

5.3

Directory Traversal in the fileDownload function in com/java2nb/common/controller/FileController.java in Novel-plus (小说精品屋-plus) 3.5.1 allows attackers to read arbitrary files via the filePath parameter.

CVSS v3: 5.3
EG Score: 5.3(medium)
EPSS: 78.2%
KEV: Not listed

Published

April 29, 2021

Last Modified

November 21, 2024

References (4)

cve@mitrehttps://github.com/201206030/novel-plus/issues/39
cve@mitrehttps://www.exploit-db.com/exploits/49724
af854a3a-2127-422b-91ae-364da2661108https://github.com/201206030/novel-plus/issues/39
af854a3a-2127-422b-91ae-364da2661108https://www.exploit-db.com/exploits/49724

Weakness Classification(1)

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

CWE-22Path Traversal

Data Freshness Timeline

(refreshed 15× 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-2021-30048?

CVE-2021-30048 is a medium vulnerability published on April 29, 2021. Directory Traversal in the fileDownload function in com/java2nb/common/controller/FileController.java in Novel-plus (小说精品屋-plus) 3.5.1 allows attackers to read arbitrary files via the filePath parameter.

When was CVE-2021-30048 disclosed?

CVE-2021-30048 was first published in the National Vulnerability Database on April 29, 2021, 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-2021-30048 actively exploited?

CVE-2021-30048 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 78.2% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2021-30048?

CVE-2021-30048 has a CVSS v3 base score of 5.3 (NVD).

How do I remediate CVE-2021-30048?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2021-30048, 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-2021-30048

📅 Published

🔄 Last Modified

🔗 References (4)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2021-30048?

🔗 Related CVEs(same CWE)

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Published

Last Modified

References (4)

Frequently asked(5)

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