How to fix CVE-2024-13646?

Within 30 days: Identify all affected systems running all and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.

Is Single User Chat affected by CVE-2024-13646?

Organizations using all face notable risk from CVE-2024-13646 rated CVSS 8.1. Successful exploitation could significantly impact the confidentiality, integrity, or availability of affected systems.

CVE-2024-13646

HIGH

Single User Chat – Improper Authorization (CWE-285)

2025-01-30 [email protected]

Authentication Bypass WordPress Denial Of Service Single User Chat

8.1

CVSS 3.1

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

High

Availability

High

Lifecycle Timeline

Analysis Generated

Mar 28, 2026 - 18:06 vuln.today

CVE Published

Jan 30, 2025 - 14:15 nvd

HIGH 8.1

DescriptionNVD

The Single-user-chat plugin for WordPress is vulnerable to unauthorized modification of data that can lead to a denial of service due to insufficient validation on the 'single_user_chat_update_login' function in all versions up to, and including, 0.5. This makes it possible for authenticated attackers, with subscriber-level access and above, to update option values to 'login' on the WordPress site. This may be leveraged to update an option that would create an error on the site and deny service to legitimate users or be used to set some values to true such as registration.

AnalysisAI

The Single-user-chat plugin for WordPress is vulnerable to unauthorized modification of data that can lead to a denial of service due to insufficient validation on the 'single_user_chat_update_login'. Rated high severity (CVSS 8.1), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-285. The Single-user-chat plugin for WordPress is vulnerable to unauthorized modification of data that can lead to a denial of service due to insufficient validation on the 'single_user_chat_update_login' function in all versions up to, and including, 0.5. This makes it possible for authenticated attackers, with subscriber-level access and above, to update option values to 'login' on the WordPress site. This may be leveraged to update an option that would create an error on the site and deny service to legitimate users or be used to set some values to true such as registration. Affected products include: Aakashbhagat Single User Chat.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

CVE-2024-13646 vulnerability details – vuln.today

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