01 Record
CVE-2026-22080
Insecure Transmission Vulnerability in Tenda Wireless Routers
HighPUBLISHEDCNA: CERT-In
CNA base score8.7 CVSS v4.0CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
02 Description
Insecure Transmission Vulnerability in Tenda Wireless Routers
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.
- EPSS probability
- 0.12% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 1.6% of scored records. A rank, not a probability.
- NVD base score
- 8.7 (CVSS v4.0), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
- NVD analysis status
- Deferred. NVD last modified this record on 2026-06-17.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2026-01-09 11:05Z9 MO AGO
- Last updated
- 2026-01-09 15:12Z9 MO AGO
- Reserved
- 2026-01-06
- Assigning CNA
- CERT-In
- Record state
- PUBLISHED
- Severity
- High (CVSS 8.7)
- CNA CVSS vector
- CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
- Weaknesses
- CWE-319Cleartext Transmission of Sensitive InformationBase
- Data version
- 5.2
- Document digest
- 6745e4a3d70ef6f67202ce63c9d4dd4bc4b2f0cb81fbe43905b42bda54de24bc
05 Affected products
VendorProductVersionsPlatforms
Tenda300Mbps Wireless Router F3 and N300 Easy Setup RouterF3 v3.0 Firmware V12.01.01.41, F3 v3.0 Firmware V12.01.01.42, F3 v3.0 Firmware V12.01.01.48, F3 v3.0 Firmware V12.01.01.52, F3 v3.0 Firmware V12.01.01.55, F3 v4.0 Firmware V03.03.01.40—
06 References
07 Remediation
Apply appropriate updates as mentioned by the vendor: https://www.tendacn.com/in/material/show/724624313163845