CVE-2026-11522
Tenda W20E setPortMirror formSetPortMirror stack-based overflow
CVSS Score
8.8
EPSS Score
0.0%
EPSS Percentile
0th
A vulnerability was detected in Tenda W20E 15.11.0.6. This vulnerability affects the function formSetPortMirror of the file /goform/setPortMirror. Performing a manipulation of the argument portMirrorMirroredPorts results in stack-based buffer overflow. The attack can be initiated remotely. The exploit is now public and may be used.
| CWE | CWE-121 CWE-119 |
| Vendor | tenda |
| Product | w20e |
| Published | Jun 8, 2026 |
| Last Updated | Jun 8, 2026 |
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CVSS v3 Breakdown
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 Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Affected Versions
Tenda / W20E
15.11.0.6
References
vuldb.com: https://vuldb.com/vuln/369142 vuldb.com: https://vuldb.com/vuln/369142/cti vuldb.com: https://vuldb.com/cve/CVE-2026-11522 vuldb.com: https://vuldb.com/submit/836469 github.com: https://github.com/Robots10/IoT_vlu/blob/main/reports/Tenda/formSetPortMirror/portMirrorMirroredPorts.md tenda.com.cn: https://www.tenda.com.cn/
Credits
🔍 hacker128 (VulDB User)