Tenda FH451 1.0.0.9 HTTP fromDhcpListClient list1 stack-based overflow

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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8.5$0-$5k0.71

Summaryinfo

A vulnerability labeled as critical has been found in Tenda FH451 1.0.0.9. This vulnerability affects the function fromDhcpListClient of the component HTTP Handler. Such manipulation of the argument list1 leads to stack-based overflow. This vulnerability is listed as CVE-2026-36786. The attack may be performed from remote. There is no available exploit.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Tenda FH451 1.0.0.9. Affected by this issue is the function fromDhcpListClient of the component HTTP Handler. The manipulation of the argument list1 with an unknown input leads to a stack-based overflow vulnerability. Using CWE to declare the problem leads to CWE-121. A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function). Impacted is confidentiality, integrity, and availability. CVE summarizes:

Shenzhen Tenda Technology Co., Ltd Tenda FH451 V1.0.0.9 was discovered to contain a stack overflow in the list1 parameter of the fromDhcpListClient function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted HTTP request.

The advisory is available at github.com. This vulnerability is handled as CVE-2026-36786 since 04/06/2026. The exploitation is known to be easy. The attack may be launched remotely. Technical details are known, but there is no available exploit. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 06/08/2026).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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Vendor

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Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.8
VulDB Meta Temp Score: 8.5

VulDB Base Score: 8.8
VulDB Temp Score: 8.5
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Stack-based overflow
CWE: CWE-121 / CWE-119
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

04/06/2026 CVE reserved
06/08/2026 +63 days Advisory disclosed
06/08/2026 +0 days VulDB entry created
06/08/2026 +0 days VulDB entry last update

Sourcesinfo

Vendor: tenda.com.cn

Advisory: github.com
Status: Not defined

CVE: CVE-2026-36786 (🔒)
GCVE (CVE): GCVE-0-2026-36786
GCVE (VulDB): GCVE-100-369218

Entryinfo

Created: 06/08/2026 17:53
Changes: 06/08/2026 17:53 (56)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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