CVE-2025-14656A weakness has been identified in Tenda AC20 16.03.08.12.
Updated under an hour ago ()
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No exploitation reported and no EPSS estimate yet.
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A weakness has been identified in Tenda AC20 16.03.08.12. This affects the function httpd of the file /goform/openSchedWifi. Executing a manipulation of the argument schedStartTime/schedEndTime can lead to buffer overflow. The attack may be performed from remote. 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-120
- 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 7, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
tenda ac20_firmware tenda:ac20_firmware | 16.03.08.12 | NVD |
References
- https://github.com/Madgeaaaaa/MY_VULN_2/blob/main/Tenda/VULN14/AC20_openSchedWifi.mdexploit, third-party-advisory
- https://vuldb.com/?ctiid.336389permissions-required, vdb-entry
- https://vuldb.com/?id.336389third-party-advisory, vdb-entry
- https://vuldb.com/?submit.712917third-party-advisory, vdb-entry
- https://www.tenda.com.cn/product
The CVE record on cve.org NVD's entry
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.