Tenda 4G03 Pro up to 1.0/1.1/04.03.01.53/192.168.0.1 /bin/httpd access control

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.4$0-$5k1.69

Summaryinfo

A vulnerability, which was classified as critical, has been found in Tenda 4G03 Pro up to 1.0/1.1/04.03.01.53/192.168.0.1. Affected by this issue is some unknown functionality of the file /bin/httpd. This manipulation causes access control. The identification of this vulnerability is CVE-2026-5526. It is possible to initiate the attack remotely. Furthermore, there is an exploit available. It is advisable to implement restrictive firewalling.

Detailsinfo

A vulnerability has been found in Tenda 4G03 Pro up to 1.0/1.1/04.03.01.53/192.168.0.1 and classified as critical. Affected by this vulnerability is an unknown functionality of the file /bin/httpd. The manipulation with an unknown input leads to a access control vulnerability. The CWE definition for the vulnerability is CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. As an impact it is known to affect confidentiality, integrity, and availability.

This vulnerability is known as CVE-2026-5526. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details and also a public exploit are known. The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

It is declared as proof-of-concept.

Proper firewalling of is able to address this issue.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 6.4

VulDB Base Score: 7.3
VulDB Temp Score: 6.4
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: Access control
CWE: CWE-284 / CWE-266
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Access: Public
Status: Proof-of-Concept

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Firewall
Status: 🔍

0-Day Time: 🔒

Timelineinfo

04/04/2026 Advisory disclosed
04/04/2026 +0 days VulDB entry created
04/04/2026 +0 days VulDB entry last update

Sourcesinfo

Vendor: tenda.com.cn

Status: Not defined

CVE: CVE-2026-5526 (🔒)
GCVE (CVE): GCVE-0-2026-5526
GCVE (VulDB): GCVE-100-355279
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 04/04/2026 08:25
Changes: 04/04/2026 08:25 (54)
Complete: 🔍
Submitter: CoreNode
Cache ID: 216:99D:103

Submitinfo

Accepted

  • Submit #782052: Tenda Tenda 4G03 Pro V1.0 V04.03.01.53 Authentication Bypass Issues (by CoreNode)

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