CVE-2021-39402

HIGHNVD 7.27.2—

7.2

MaianAffiliate v.1.0 is suffers from code injection by adding a new product via the admin panel. The injected payload is reflected on the affiliate main page for all authenticated and unauthenticated visitors.

CVSS v3: 7.2
EG Score: 7.2(medium)
EPSS: 75.8%
KEV: Not listed

Published

September 20, 2021

Last Modified

November 21, 2024

References (4)

cve@mitrehttps://github.com/mari0x00/MaianAffiliate-Code-execution-and-XSS
cve@mitrehttps://www.maianscriptworld.co.uk/
af854a3a-2127-422b-91ae-364da2661108https://github.com/mari0x00/MaianAffiliate-Code-execution-and-XSS
af854a3a-2127-422b-91ae-364da2661108https://www.maianscriptworld.co.uk/

Weakness Classification(2)

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

Data Freshness Timeline

(refreshed 13× 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.

2026-06-06 13:46 UTCepss_batch
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2026-05-27 13:39 UTCepss_batch

Frequently asked(5)

What is CVE-2021-39402?

CVE-2021-39402 is a high vulnerability published on September 20, 2021. MaianAffiliate v.1.0 is suffers from code injection by adding a new product via the admin panel. The injected payload is reflected on the affiliate main page for all authenticated and unauthenticated visitors.

When was CVE-2021-39402 disclosed?

CVE-2021-39402 was first published in the National Vulnerability Database on September 20, 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-2021-39402 actively exploited?

CVE-2021-39402 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 75.8% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2021-39402?

CVE-2021-39402 has a CVSS v3 base score of 7.2 (NVD).

How do I remediate CVE-2021-39402?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2021-39402, 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-2021-39402

📅 Published

🔄 Last Modified

🔗 References (4)

Weakness Classification(2)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2021-39402?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (4)

Frequently asked(5)

Related CVEs(same CWE)