Newsletter Plugin up to 8.7.0 on WordPress Setting cross site scripting

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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2.3$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic was found in Newsletter Plugin up to 8.7.0 on WordPress. Affected by this vulnerability is an unknown functionality of the component Setting Handler. Executing a manipulation can lead to cross site scripting. The identification of this vulnerability is CVE-2025-3583. The attack may be launched remotely. There is no exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Newsletter Plugin up to 8.7.0 on WordPress. It has been declared as problematic. This vulnerability affects an unknown function 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 Newsletter WordPress plugin before 8.7.1 does not sanitise and escape some of its 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 shared by Dmitrii Ignatyev. The advisory is shared for download at wpscan.com. This vulnerability was named CVE-2025-3583 since 04/14/2025. The exploitation appears to be easy. The attack can be initiated remotely. Additional levels of successful authentication are needed 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 8.7.1 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: 2.4
VulDB Meta Temp Score: 2.3

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

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: Newsletter Plugin 8.7.1

Timelineinfo

04/14/2025 CVE reserved
05/05/2025 +21 days Advisory disclosed
05/05/2025 +0 days VulDB entry created
05/05/2025 +0 days VulDB entry last update

Sourcesinfo

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

CVE: CVE-2025-3583 (🔒)
GCVE (CVE): GCVE-0-2025-3583
GCVE (VulDB): GCVE-100-307384

Entryinfo

Created: 05/05/2025 08:27
Changes: 05/05/2025 08:27 (57)
Complete: 🔍
Cache ID: 216:1AD:103

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