CVE-2025-12211

CRITICAL 9.8CVE-2025-12211 · Published 27/10/2025 · updated 08/10/2026

In short

CVE-2025-12211 is a CRITICAL (CVSS 9.8) vulnerability.
Chance of exploitation in the next 30 days (EPSS): 0.84%, higher than 57.7% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
—	No affected product versions are listed for this vulnerability yet.

Description

A security flaw has been discovered in Tenda O3 1.0.0.10(2478). Affected by this issue is the function SetValue/GetValue of the file /goform/setDmzInfo. The manipulation of the argument dmzIP results in stack-based buffer overflow. It is possible to launch the attack remotely. The exploit has been released to the public and may be used for attacks.

References

noahze01/IoT-vulnerable · Exploit
vuldb.com · Permissions Required
vuldb.com · Third Party Advisory
vuldb.com · Third Party Advisory
tenda.com.cn · Product

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