Vulnerability details

CVE-2026-4905

Tenda AC5

Tenda AC5 POST Request WifiWpsOOB formWifiWpsOOB stack-based overflow

CVSS 4.0

8.7High

Official description

A vulnerability was found in Tenda AC5 15.03.06.47. Impacted is the function formWifiWpsOOB of the file /goform/WifiWpsOOB of the component POST Request Handler. Performing a manipulation of the argument index results in stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit has been made public and could be used.

CVSS scores

Score	Version	Source	Vector
8.7High	4.0	CVEProject cvelistV5 (CNA) (VulDB)	`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`
8.8High	3.1	CVEProject cvelistV5 (CNA) (VulDB)	`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`
8.8High	3.0	CVEProject cvelistV5 (CNA) (VulDB)	`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`
9.0High	2.0	CVEProject cvelistV5 (CNA) (VulDB)	`AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR`

Affected products

Vendor	Product	Versions	Source
Tenda	AC5	15.03.06.47	CVEProject cvelistV5 (CNA)

References and advisories

https://vuldb.com/?id.353656 vdb-entrytechnical-description
https://vuldb.com/?ctiid.353656 signaturepermissions-required
https://vuldb.com/?submit.777393 third-party-advisory
https://lavender-bicycle-a5a.notion.site/Tenda_AC5_WifiWpsOOB_index-32053a41781f8096a9b6e48177c25eb0?source=copy_link exploit
https://www.tenda.com.cn/ product

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Details

Published: 2026-03-27
Last updated: 2026-03-27
State: Published
Assigner (CNA): VulDB

Exploit prediction (EPSS)

0.64%

Probability of exploitation in 30 days

51.1%

Percentile (among all CVEs)

SSVC assessment (CISA)

Automatable: No
Exploitation: Proof of concept
Technical impact: Total

Weaknesses (CWE)

CWE-121
Stack-based Buffer Overflow
CWE-119
Memory Corruption