CVE-2021-35402

CRITICALNVD 10.010.0—Elevated

10.0

PROLiNK PRC2402M 20190909 before 2021-06-13 allows live_api.cgi?page=satellite_list OS command injection via shell metacharacters in the ip parameter (for satellite_status).

CVSS v3: 10.0
EG Score: 10.0(medium)
EPSS: 44.2%
KEV: Not listed

Published

February 20, 2026

Last Modified

April 15, 2026

Advisory Details (1)

Auto-updated May 14, 2026

No patch confirmed yet.

generic

(CVE-20221-35402) Prolink PRC2402M live_api.cgi satellist_list Un-authenticated Command Injection Vulnerability | STAR Labs

https://starlabs.sg/advisories/21/21-35402/

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-2021-35402?

CVE-2021-35402 is a critical vulnerability published on February 20, 2026. PROLiNK PRC2402M 20190909 before 2021-06-13 allows liveapi.cgi?page=satellitelist OS command injection via shell metacharacters in the ip parameter (for satellite_status).

When was CVE-2021-35402 disclosed?

CVE-2021-35402 was first published in the National Vulnerability Database on February 20, 2026, with the most recent update on April 15, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2021-35402 actively exploited?

CVE-2021-35402 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 44.2% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2021-35402?

CVE-2021-35402 has a CVSS v3 base score of 10.0 (NVD).

How do I remediate CVE-2021-35402?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2021-35402, 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.

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CVE-2021-35402

📅 Published

🔄 Last Modified

📋 Advisory Details (1)