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High 8.8Published Oct 27, 2025

CVE-2025-12212A weakness has been identified in Tenda O3 1.0.0.10(2478).

Updated under an hour ago ()

Does this affect you?

It affects tenda o3_firmware1.0.0.10(2478). Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

A weakness has been identified in Tenda O3 1.0.0.10(2478). This affects the function SetValue/GetValue of the file /goform/setNetworkService. This manipulation of the argument upnpEn 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.

CVSS
8.8 HIGH (v3.1, NVD)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness (CWE)
CWE-119, CWE-121
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
Not given
NVD analysis
Modified
Record last updated
Oct 8, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
tenda o3_firmware1.0.0.10(2478)
tenda:o3_firmware1.0.0.10(2478)
all versions
NVD

References

  • exploit, third-party-advisory
  • permissions-required, vdb-entry
  • third-party-advisory, vdb-entry
  • third-party-advisory, vdb-entry
  • product

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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