CVE-2026-9389Tenda F456 L7Im frmL7ImForm buffer overflow
Updated under an hour ago ()
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No exploitation reported and no EPSS estimate yet.
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A security vulnerability has been detected in Tenda F456 1.0.0.5. This affects the function frmL7ImForm of the file /goform/L7Im. The manipulation of the argument page leads to buffer overflow. The attack can be initiated remotely. The exploit has been disclosed publicly and may be used.
- CVSS
- 8.8 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
- Weakness (CWE)
- CWE-120, CWE-119
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- VulDB
- NVD analysis
- Deferred
- Record last updated
- May 29, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Tenda F456 tenda:f456_firmware | 1.0.0.5 | CNA record |
References
- https://vuldb.com/vuln/365352vdb-entry, technical-description
- https://vuldb.com/vuln/365352/ctisignature, permissions-required
- https://vuldb.com/submit/813444third-party-advisory
- https://github.com/Litengzheng/vuldb_new/blob/main/F456/vul_2/README.mdexploit
- 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.