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Vulnerability record

CVE-2026-19812

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Full record read. Reported values and explicit gaps below come from the tracked record. Tracker data as of: .

What it is

Reported

A weakness has been identified in TOTOLINK A800R 4.1.2cu.5137_B20200730. This affects the function UploadCustomModule of the file /cgi-bin/cstecgi.cgi of the component product.so. This manipulation of the argument File causes stack-based buffer overflow. The attack is possible to be carried out remotely. The exploit has been made available to the public and could be used for attacks. Source description excerpt; complete tracked detail loads below.

Source reported · Source: CVE record · Source last published: · Source last updated: · Tracker data as of:

What is affected

Reported

TOTOLINK — A800R. Product-level identification only; no affected-version conclusion is available from this field.

Source reported · Source: CVE record · Source last published: · Source last updated: · Tracker data as of:

Urgency and basis

Reported

Attend · 324.3

Tracker computed · Tracker decision tier from the evidence detailed below · Source last updated: · Tracker data as of:

Exploitation evidence

Not reported

Not reported by tracked sources.

What to do

Not reported

Not reported by tracked sources.

Tracker inference. Guidance from the decision tier: Act sooner than standard timelines. Involve supervisory or leadership attention.

Evidence detail

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