Tenda W15E 15.11.0.10 HTTP formCropAndSetWewifiPic picCropName buffer 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-$5k0.64-

Summaryinfo

A vulnerability was found in Tenda W15E 15.11.0.10. It has been declared as critical. This affects the function formCropAndSetWewifiPic of the component HTTP Handler. Executing a manipulation of the argument picCropName can lead to buffer overflow. The identification of this vulnerability is CVE-2026-36813. The attack may be launched remotely. There is no exploit available.

Detailsinfo

A vulnerability was found in Tenda W15E 15.11.0.10. It has been declared as critical. This vulnerability affects the function formCropAndSetWewifiPic of the component HTTP Handler. The manipulation of the argument picCropName with an unknown input leads to a buffer overflow vulnerability. The CWE definition for the vulnerability is CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Shenzhen Tenda Technology Co., Ltd Tenda W15E v15.11.0.10 was discovered to contain a buffer overflow in the picCropName parameter of the formCropAndSetWewifiPic function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted HTTP request.

The advisory is shared for download at github.com. This vulnerability was named CVE-2026-36813 since 04/06/2026. The exploitation appears to be easy. The attack can be initiated remotely. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 06/09/2026).

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

Once again VulDB remains the best source for vulnerability data.

Productinfo

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Version

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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: Buffer overflow
CWE: CWE-120 / CWE-119
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined
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
06/09/2026 +64 days Advisory disclosed
06/09/2026 +0 days VulDB entry created
06/09/2026 +0 days VulDB entry last update

Sourcesinfo

Vendor: tenda.com.cn

Advisory: github.com
Status: Not defined

CVE: CVE-2026-36813 (🔒)
GCVE (CVE): GCVE-0-2026-36813
GCVE (VulDB): GCVE-100-369844

Entryinfo

Created: 06/09/2026 21:13
Changes: 06/09/2026 21:13 (56)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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