Vigilant Plugin up to 2.10.x on WordPress improper authentication

CVSS Meta Temp Score
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CTI Interest Score
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7.0$0-$5k0.31+

Summaryinfo

A vulnerability described as critical has been identified in Vigilant Plugin up to 2.10.x. The affected element is an unknown function. The manipulation results in improper authentication. This vulnerability is reported as CVE-2026-123091. The attack can be launched remotely. No exploit exists. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Vigilant Plugin up to 2.10.x. It has been classified as critical. Affected is an unknown code block. The manipulation with an unknown input leads to a improper authentication vulnerability. CWE is classifying the issue as CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

The Vigilant WordPress plugin before 2.11.0 does not enforce its two-factor authentication on login forms other than the default WordPress one, allowing an attacker who knows a user's password to skip the second factor and log in as that user.

The advisory is shared for download at wpscan.com. This vulnerability is traded as CVE-2026-123091 since 11/05/2026. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are neither technical details nor an exploit publicly available.

Upgrading to version 2.11.0 eliminates this vulnerability.

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

Productinfo

Type

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.0

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
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: Improper authentication
CWE: CWE-287
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: Vigilant Plugin 2.11.0

Timelineinfo

11/05/2026 CVE reserved
11/09/2026 +4 days Advisory disclosed
11/09/2026 +0 days VulDB entry created
11/09/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: wpscan.com
Status: Confirmed

CNA: WPScan
CVE: CVE-2026-123091 (🔒)

GCVE (CVE): GCVE-0-2026-123091
GCVE (VulDB): GCVE-100-433032

Entryinfo

Created: 11/09/2026 07:42
Changes: 11/09/2026 07:42 (54)
Complete: 🔍
Cache ID: 216::103

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