CVE-2026-2147
Tenda AC21 Web Management DownloadLog information disclosure
- State
- Published
- Severity
- 6.9 Medium
- Published
- Feb 8, 2026
- Updated
- Feb 23, 2026
- Reserved
- Feb 7, 2026
Description
A weakness has been identified in Tenda AC21 16.03.08.16. This impacts an unknown function of the file /cgi-bin/DownloadLog of the component Web Management Interface. Executing a manipulation can lead to information disclosure. The attack may be performed from remote. The exploit has been made available to the public and could be used for attacks.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 6.9 Medium | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P | VulDB |
| 3.1 | 5.3 Medium | 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 | VulDB |
| 3.0 | 5.3 Medium | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:W/RC:R | VulDB |
| 2.0 | 5.0 Medium | AV:N/AC:L/Au:N/C:P/I:N/A:N/E:POC/RL:W/RC:UR | VulDB |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
AC21Tenda |
|
References
- VDB-344849 | Tenda AC21 Web Management DownloadLog information disclosurevdb-entrytechnical-description
- VDB-344849 | CTI Indicators (IOB, IOC, TTP, IOA)signaturepermissions-required
- Submit #747429 | Tenda AC21 V16.03.08.16 Missing Critical Step in Authenticationthird-party-advisory
- https://github.com/master-abc/cve/issues/30exploitissue-tracking
- https://www.tenda.com.cn/product
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