shahariaazam WP Mail Gateway Plugin up to 1.8 on WordPress Setting wmg_save_provider_config authorization

CVSS Meta Temp Score
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CTI Interest Score
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7.4$0-$5k0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in shahariaazam WP Mail Gateway Plugin up to 1.8 on WordPress. This affects the function wmg_save_provider_config of the component Setting Handler. Executing a manipulation can lead to authorization. This vulnerability is tracked as CVE-2026-6963. The attack can be launched remotely. No exploit exists. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in shahariaazam WP Mail Gateway Plugin up to 1.8 on WordPress. This vulnerability affects the function wmg_save_provider_config of the component Setting 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 confidentiality, integrity, and availability. CVE summarizes:

The WP Mail Gateway plugin for WordPress is vulnerable to unauthorized access due to a missing capability check on the wmg_save_provider_config AJAX action in all versions up to, and including, 1.8. This makes it possible for authenticated attackers, with Subscriber-level access and above, to update SMTP settings and redirect mail which can be used for privilege escalation by triggering a password reset email and using that to access and administrator's account.

The weakness was disclosed by Nabil Irawan. The advisory is available at wordfence.com. This vulnerability was named CVE-2026-6963 since 04/24/2026. The exploitation appears to be easy. The attack can be initiated remotely. Technical details are known, but there is no available exploit.

Upgrading to version 1.8 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-26736). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.4

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 8.8
CNA Vector (Wordfence): 🔒

CVSSv2info

AVACAuCIA
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💳💳💳💳💳💳
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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

EPSS Score: 🔒
EPSS Percentile: 🔒

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: WP Mail Gateway Plugin 1.8

Timelineinfo

04/24/2026 CVE reserved
05/02/2026 +8 days Advisory disclosed
05/02/2026 +0 days VulDB entry created
05/03/2026 +1 days VulDB entry last update

Sourcesinfo

Advisory: wordfence.com
Researcher: Nabil Irawan
Status: Confirmed

CVE: CVE-2026-6963 (🔒)
GCVE (CVE): GCVE-0-2026-6963
GCVE (VulDB): GCVE-100-360802
EUVD: 🔒

Entryinfo

Created: 05/02/2026 07:42
Updated: 05/03/2026 05:45
Changes: 05/02/2026 07:42 (67), 05/03/2026 05:45 (1)
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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