Critical severity9.9NVD Advisory· Published Nov 7, 2026· Updated Nov 7, 2026

CVE-2026-123960

Description

A weakness has been identified in TOTOLINK CA300-PoE 6.2c.884. This affects the function setWanConfig of the file /cgi-bin/cstecgi.cgi. Executing a manipulation of the argument pppoeUser/priDns/secDns can lead to buffer overflow. The attack can be launched remotely. The exploit has been made available to the public and could be used for attacks.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Totolink/CA300-PoEllm-fuzzy
Range: 6.2c.884

Patches

Vulnerability mechanics

References

lavender-bicycle-a5a.notion.site/TOTOLINK-CA300-PoE-setWanConfig-3f953a41781f80ec86f3c2840cb5fc4bnvd
vuldb.com/cve/CVE-2026-123960nvd
vuldb.com/submit/1033722nvd
vuldb.com/vuln/432023nvd
vuldb.com/vuln/432023/ctinvd
www.totolink.netnvd

News mentions

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