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Description

A vulnerability was detected in Tenda CX12L 16.03.53.12. The impacted element is the function setSchedWifi of the file /goform/openSchedWifi of the component Wi-Fi Schedule Configuration Endpoint. Performing a manipulation of the argument schedStartTime/schedEndTime results in stack-based buffer overflow. The attack may be initiated remotely. The exploit is now public and may be used.

PUBLISHED Reserved 2026-06-07 | Published 2026-06-08 | Updated 2026-06-08 | Assigner VulDB




HIGH: 8.7CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P
HIGH: 8.8CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
HIGH: 8.8CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
9.0AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR

Problem types

Stack-based Buffer Overflow

Memory Corruption

Product status

16.03.53.12
affected

Timeline

2026-06-07:Advisory disclosed
2026-06-07:VulDB entry created
2026-06-07:VulDB entry last update

Credits

moist (VulDB User) reporter

References

vuldb.com/vuln/369124 (VDB-369124 | Tenda CX12L Wi-Fi Schedule Configuration Endpoint openSchedWifi setSchedWifi stack-based overflow) vdb-entry technical-description

vuldb.com/vuln/369124/cti (VDB-369124 | CTI Indicators (IOB, IOC, IOA)) signature permissions-required

vuldb.com/cve/CVE-2026-11504 (CVE-2026-11504 | CVE Analysis and Report) third-party-advisory

vuldb.com/submit/835649 (Submit #835649 | Tenda CX12L V16.03.53.12 Stack-based Buffer Overflow) third-party-advisory

github.com/cve-a/moist/issues/2 exploit issue-tracking

www.tenda.com.cn/ product

cve.org (CVE-2026-11504)

nvd.nist.gov (CVE-2026-11504)

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