CVE-2026-2148

MEDIUM 5.3

Tenda AC21 Web Management DownloadFlash information disclosure

CVSS Score

5.3

EPSS Score

0.0%

EPSS Percentile

0th

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.

CWE	CWE-200 CWE-284
Vendor	tenda
Product	ac21
Published	Feb 8, 2026
Last Updated	Feb 23, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:W/RC:R

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

Tenda / AC21

16.03.08.16

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/?id.344850 vuldb.com: https://vuldb.com/?ctiid.344850 vuldb.com: https://vuldb.com/?submit.747557 github.com: https://github.com/master-abc/cve/issues/27 tenda.com.cn: https://www.tenda.com.cn/

Credits

🔍 jiefengliang (VulDB User)