Critical severity9.1NVD Advisory· Published Nov 7, 2026· Updated Nov 7, 2026

CVE-2026-123959

Description

A security flaw has been discovered in TOTOLINK CA300-PoE 6.2c.884. The impacted element is the function setLanguageCfg of the file /cgi-bin/cstecgi.cgi. Performing a manipulation of the argument langType results in buffer overflow. The attack can be initiated remotely. The exploit has been released to the public and may 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-setLanguageCfg-3f953a41781f80199f44f227136a1441nvd
vuldb.com/cve/CVE-2026-123959nvd
vuldb.com/submit/1033721nvd
vuldb.com/vuln/432022nvd
vuldb.com/vuln/432022/ctinvd
www.totolink.netnvd

News mentions

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