Restrict Usernames Emails Characters Plugin up to 3.1.3 on WordPress Setting cross site scripting

CVSS Meta Temp Score
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CTI Interest Score
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3.5$0-$5k0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in Restrict Usernames Emails Characters Plugin up to 3.1.3 on WordPress. This impacts an unknown function of the component Setting Handler. Executing a manipulation can lead to cross site scripting. This vulnerability is handled as CVE-2023-6165. The attack can be executed remotely. There is not any exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic was found in Restrict Usernames Emails Characters Plugin up to 3.1.3 on WordPress (WordPress Plugin). This vulnerability affects an unknown functionality of the component Setting Handler. The manipulation with an unknown input leads to a cross site scripting vulnerability. The CWE definition for the vulnerability is CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. As an impact it is known to affect integrity. CVE summarizes:

The Restrict Usernames Emails Characters WordPress plugin before 3.1.4 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Cross-Site Scripting attacks even when unfiltered_html is disallowed

The weakness was released 01/29/2024 by Yuhang Liu. The advisory is shared for download at wpscan.com. This vulnerability was named CVE-2023-6165 since 11/15/2023. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1059.007.

Upgrading to version 3.1.4 eliminates this vulnerability.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.6
VulDB Meta Temp Score: 3.5

VulDB Base Score: 2.4
VulDB Temp Score: 2.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 4.8
NVD Vector: 🔍

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
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: Restrict Usernames Emails Characters Plugin 3.1.4

Timelineinfo

11/15/2023 🔍
01/29/2024 +75 days 🔍
01/29/2024 +0 days 🔍
05/30/2025 +486 days 🔍

Sourcesinfo

Advisory: wpscan.com
Researcher: Yuhang Liu
Status: Confirmed

CVE: CVE-2023-6165 (🔍)
GCVE (CVE): GCVE-0-2023-6165
GCVE (VulDB): GCVE-100-252316

Entryinfo

Created: 01/29/2024 16:54
Updated: 05/30/2025 01:27
Changes: 01/29/2024 16:54 (42), 02/21/2024 15:52 (11), 05/30/2025 01:27 (16)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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