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CVE-2026-2148

Tenda AC21 Web Management DownloadFlash information disclosure

Published: Feb 8, 2026Updated: Feb 10, 2026 Sources: CVE List NVD BDUCWE-200
5.3MEDIUM
NVD MITRE
EPSS Score
0.5%
Top 57.3%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
Not available

Description

A security vulnerability has been detected in Tenda AC21 16.03.08.16. Affected is an unknown function of the file /cgi-bin/DownloadFlash of the component Web Management Interface. The manipulation leads to information disclosure. It is possible to initiate the attack remotely. The exploit has been disclosed publicly and may be used.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:LI:NA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:LConfidentiality
Low
I:NIntegrity
None
A:NAvailability
None
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Weaknesses

CWE-200CWE-284

Affected Products

Tenda
commercial·CN
ac21 firmware
Networking Infrastructure
AC21
Networking Infrastructure
Shenzhen Tenda Technology Co., Ltd.
commercial·CNaka tenda
Tenda AC21On-premNetwork Device
Networking Infrastructure / router-switch

Exploitability

Official Patch Available

Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

1 technique
Collection
View detailed technique mapping

References

https://github.com/master-abc/cve/issues/27
github.com
https://vuldb.com/?ctiid.344850
vuldb.com
https://vuldb.com/?id.344850
vuldb.com
and 2 more references View all →

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