What is CVE-2026-7633?

CVE-2026-7633 is a medium-severity vulnerability in Totolink N300rh, classified under External Control of File Name or Path. CVSS score: 6.5/10. Published 2026-05-02.

How severe is CVE-2026-7633?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Vulnerability in Totolink N300rh

CVE-2026-7633

A vulnerability was identified in Totolink N300RH 6.1c.1353_B20190305. This impacts the function setUploadSetting of the file /cgi-bin/cstecgi.cgi. Such manipulation of the argument FileName leads to file inclusion. The attack may be perfo…

EPSS: 0.002 (38.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L.

Affected products

Totolink N300rh — versions 6.1c.1353_B20190305

Weakness classification (CWE)

CWE-73 — External Control of File Name or Path

References

VDB-360579 | Totolink N300RH cstecgi.cgi setUploadSetting file inclusion (technical-description, vdb-entry)
VDB-360579 | CTI Indicators (IOB, IOC, IOA) (signature, permissions-required)
Submit #806597 | TOTOLINK N300RH_V4 V6.1c.1353_B20190305 External Control of System or Configuration Setting (third-party-advisory)
cna@vuldb.com (exploit)
cna@vuldb.com (product)

Frequently asked questions

What is CVE-2026-7633?: CVE-2026-7633 is a medium-severity vulnerability in Totolink N300rh, classified under External Control of File Name or Path. CVSS score: 6.5/10. Published 2026-05-02.
How severe is CVE-2026-7633?: Medium severity. CVSS v3 base score is 6.5 out of 10.