CVE-2023-52026

CRITICALNVD 9.89.8—

9.8

TOTOlink EX1800T V9.1.0cu.2112_B20220316 was discovered to contain a remote command execution (RCE) vulnerability via the telnet_enabled parameter of the setTelnetCfg interface

CVSS v3: 9.8
EG Score: 9.8(medium)
EPSS: 88.0%
KEV: Not listed

Published

January 12, 2024

Last Modified

June 11, 2025

References (2)

cve@mitrehttps://815yang.github.io/2023/12/11/EX1800T/2/TOTOlinkEX1800T_V9.1.0cu.2112_B2022031setTelnetCfg/
af854a3a-2127-422b-91ae-364da2661108https://815yang.github.io/2023/12/11/EX1800T/2/TOTOlinkEX1800T_V9.1.0cu.2112_B2022031setTelnetCfg/

Weakness Classification(1)

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

CWE-78OS Command Injection

Data Freshness Timeline

(refreshed 12× 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-2023-52026?

CVE-2023-52026 is a critical vulnerability published on January 12, 2024. TOTOlink EX1800T V9.1.0cu.2112B20220316 was discovered to contain a remote command execution (RCE) vulnerability via the telnetenabled parameter of the setTelnetCfg interface

When was CVE-2023-52026 disclosed?

CVE-2023-52026 was first published in the National Vulnerability Database on January 12, 2024, with the most recent update on June 11, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2023-52026 actively exploited?

CVE-2023-52026 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 88.0% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2023-52026?

CVE-2023-52026 has a CVSS v3 base score of 9.8 (NVD).

How do I remediate CVE-2023-52026?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-52026, 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-2023-52026

📅 Published

🔄 Last Modified

🔗 References (2)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2023-52026?

🔗 Related CVEs(same CWE)

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Published

Last Modified

References (2)

Frequently asked(5)

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