A vulnerability has been found in Tenda AC5 15.03.06.47. This issue affects the function formSetCfm of the file /goform/setcfm of the component POST Request Handler. Such manipulation of the argument funcpara1 leads to stack-based buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact High

Vulnerable System Availability Impact High

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

Access Vector Network

Access Complexity Low

Authentication Single

Confidentiality Impact Complete

Integrity Impact Complete

Availability Impact Complete

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Tenda AC5 affected
Version Status Constraints
15.03.06.47 affected —

No data.

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Project Subscriptions

Vendors Products
Tenda Subscribe
Ac5 Firmware Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://lavender-bicycle-a5a.notion.site/Tenda_AC5_setcfm_funcpara1-32053a41781f8073a4d6ef8076abe644?source=copy_link cve-icon cve-icon
https://vuldb.com/?ctiid.353655 cve-icon cve-icon
https://vuldb.com/?id.353655 cve-icon cve-icon
https://vuldb.com/?submit.777381 cve-icon cve-icon
https://www.tenda.com.cn/ cve-icon cve-icon
History

Fri, 27 Mar 2026 04:00:00 +0000

Type Values Removed Values Added
Description A vulnerability has been found in Tenda AC5 15.03.06.47. This issue affects the function formSetCfm of the file /goform/setcfm of the component POST Request Handler. Such manipulation of the argument funcpara1 leads to stack-based buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.
Title Tenda AC5 POST Request setcfm formSetCfm stack-based overflow
First Time appeared Tenda
Tenda ac5 Firmware
Weaknesses CWE-119
CWE-121
CPEs cpe:2.3:o:tenda:ac5_firmware:*:*:*:*:*:*:*:*
Vendors & Products Tenda
Tenda ac5 Firmware
References
Metrics cvssV2_0

{'score': 9, 'vector': 'AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR'}

cvssV3_0

{'score': 8.8, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R'}

cvssV3_1

{'score': 8.8, 'vector': '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'}

cvssV4_0

{'score': 8.7, 'vector': 'CVSS: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'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published:

Updated: 2026-03-26T23:11:07.350Z

Reserved: 2026-03-26T15:57:56.353Z

Link: CVE-2026-4904

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-03-27T00:16:24.170

Modified: 2026-03-27T00:16:24.170

Link: CVE-2026-4904

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses