Newsletter Plugin up to 8.8.1 on WordPress Setting cross site scripting

CVSS Meta Temp Score
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CTI Interest Score
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2.3$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, was found in Newsletter Plugin up to 8.8.1 on WordPress. This affects an unknown part of the component Setting Handler. Such manipulation leads to cross site scripting. This vulnerability is listed as CVE-2025-3584. The attack may be performed from remote. There is no available exploit. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Newsletter Plugin up to 8.8.1 on WordPress and classified as problematic. Affected by this issue is some unknown functionality of the component Setting Handler. The manipulation with an unknown input leads to a cross site scripting vulnerability. Using CWE to declare the problem leads to 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. Impacted is integrity. CVE summarizes:

The Newsletter WordPress plugin before 8.8.2 does not sanitise and escape some of its Subscription settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup).

The weakness was presented by Dmitrii Ignatyev. The advisory is shared for download at wpscan.com. This vulnerability is handled as CVE-2025-3584 since 04/14/2025. The exploitation is known to be easy. The attack may be launched remotely. Additional levels of successful authentication are necessary for exploitation. 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 8.8.2 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2025-16699). 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: 2.4
VulDB Meta Temp Score: 2.3

VulDB Base Score: 2.4
VulDB Temp Score: 2.3
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: 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: Newsletter Plugin 8.8.2

Timelineinfo

04/14/2025 🔍
06/03/2025 +50 days 🔍
06/03/2025 +0 days 🔍
06/03/2025 +0 days 🔍

Sourcesinfo

Advisory: wpscan.com
Researcher: Dmitrii Ignatyev
Status: Confirmed

CVE: CVE-2025-3584 (🔍)
GCVE (CVE): GCVE-0-2025-3584
GCVE (VulDB): GCVE-100-310928
EUVD: 🔍

Entryinfo

Created: 06/03/2025 08:34
Updated: 06/03/2025 14:33
Changes: 06/03/2025 08:34 (57), 06/03/2025 09:34 (1), 06/03/2025 14:33 (1)
Complete: 🔍
Cache ID: 216::103

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

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