CVE-2026-114383
A weakness has been identified in TOTOLINK EX200 5.2.3c.7200
- Risk score
- 75/100
- CVSS
- 10.0 v3.1
- Exploit chance (30 days)
- 0.7%
- Published
- 21 Oct 2026
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What to know
- What it is
- A critical weakness has been identified in TOTOLINK EX200 5.2.3c.7200, allowing a stack-based buffer overflow via the 'macAddress' argument in the 'setWiFiAclAddConfig' function. An attacker could exploit this remotely.
- Affected
- {'products': ['TOTOLINK EX200'], 'packages': [], 'versions': ['5.2.3c.7200']}
- Fix
- Check the linked advisory for a fix
- Exploitation
- Public proof of concept
Why it is Amber
- CVSS 10.0 critical
- Remotely exploitable without logging in
References
Original description
A weakness has been identified in TOTOLINK EX200 5.2.3c.7200. This impacts the function setWiFiAclAddConfig of the file /cgi-bin/cstecgi.cgi of the component wireless.so. This manipulation of the argument macAddress causes stack-based buffer overflow. The attack can be initiated remotely. The exploit has been made available to the public and could be used for attacks.
Last activity 21 Oct 2026. Patch Forecast updates every hour.