TutorStarter Plugin up to 4.0.3 AJAX Registration authorization

CVSS Meta Temp Score
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CTI Interest Score
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5.2$0-$5k1.49+

Summaryinfo

A vulnerability, which was classified as problematic, was found in TutorStarter Plugin up to 4.0.3. The impacted element is an unknown function of the component AJAX Registration Handler. Executing a manipulation can lead to authorization. This vulnerability is tracked as CVE-2026-104671. The attack can be launched remotely. No exploit exists. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in TutorStarter Plugin up to 4.0.3. It has been declared as problematic. This vulnerability affects some unknown functionality of the component AJAX Registration Handler. The manipulation with an unknown input leads to a authorization vulnerability. The CWE definition for the vulnerability is CWE-862. The product does not perform an authorization check when an actor attempts to access a resource or perform an action. As an impact it is known to affect integrity. CVE summarizes:

The TutorStarter WordPress theme before 4.0.4 does not respect the site's user registration setting in one of its AJAX registration handlers, allowing unauthenticated visitors to create WordPress user accounts even when user registration is disabled.

The advisory is shared for download at wpscan.com. This vulnerability was named CVE-2026-104671 since 10/02/2026. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available.

Upgrading to version 4.0.4 eliminates this vulnerability.

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.2

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 5.3
CNA Vector (WPScan): 🔒

CVSSv2info

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

Exploitinginfo

Class: Authorization
CWE: CWE-862 / CWE-863 / CWE-285
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: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: TutorStarter Plugin 4.0.4

Timelineinfo

10/02/2026 CVE reserved
10/08/2026 +6 days Advisory disclosed
10/08/2026 +0 days VulDB entry created
10/08/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: wpscan.com
Status: Confirmed

CVE: CVE-2026-104671 (🔒)
GCVE (CVE): GCVE-0-2026-104671
GCVE (VulDB): GCVE-100-415312

Entryinfo

Created: 10/08/2026 13:03
Changes: 10/08/2026 13:03 (62)
Complete: 🔍
Cache ID: 216::103

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