CVE-2026-36841

CRITICALNVD 9.89.8—Elevated

9.8

TOTOLINK N200RE V5 was discovered to contain a command injection vulnerability via the macstr and bandstr parameters in the formMapDelDevice function.

CVSS v3: 9.8
EG Score: 9.8(high)
EPSS: 29.5%
KEV: Not listed

Published

April 29, 2026

Last Modified

April 29, 2026

Advisory Details (1)

Auto-updated May 10, 2026

🔬 Proof of concept available. No patch confirmed yet.

generic🟡 PoC Available

cve/TOTOLINK-N200RE_V5-cstecgi-formMapDelDevice-CommandInjection at main · 0xmania/cve · GitHub

https://github.com/0xmania/cve/tree/main/TOTOLINK-N200RE_V5-cstecgi-formMapDelDevice-CommandInjection

Weakness Classification(1)

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

CWE-77Command Injection

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-2026-36841?

CVE-2026-36841 is a critical vulnerability published on April 29, 2026. TOTOLINK N200RE V5 was discovered to contain a command injection vulnerability via the macstr and bandstr parameters in the formMapDelDevice function.

When was CVE-2026-36841 disclosed?

CVE-2026-36841 was first published in the National Vulnerability Database on April 29, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2026-36841 actively exploited?

CVE-2026-36841 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 29.5% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2026-36841?

CVE-2026-36841 has a CVSS v3 base score of 9.8 (NVD).

How do I remediate CVE-2026-36841?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-36841, 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-2026-36841

📅 Published

🔄 Last Modified

📋 Advisory Details (1)

cve/TOTOLINK-N200RE_V5-cstecgi-formMapDelDevice-CommandInjection at main · 0xmania/cve · GitHub

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2026-36841?

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Advisory Details (1)

Frequently asked(5)

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