CVE-2026-82616

CVSS 9.9 (critical) · published 2026-08-31

A vulnerability was found in TOTOLINK NR1800X 9.1.0u.6681_B20230703. Impacted is the function setUploadSetting of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument FileName results in stack-based buffer overflow. The attack can be executed remotely. The exploit has been made public and could be used.

Weakness: CWE-119, CWE-121

Source: NVD CVE-2026-82616

References

• https://github.com/lxiansheng488-bit/-/blob/main/TOTOlink/totolink%20setUploadSetting%E6%A0%88%E6%BA%A2%E5%87%BA.pdf
• https://vuldb.com/cve/CVE-2026-82616
• https://vuldb.com/submit/892941
• https://vuldb.com/vuln/397117
• https://vuldb.com/vuln/397117/cti
• https://www.totolink.net/

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