CVE-2025-8682 MEDIUM

CVE-2025-8682: Newsup <= 5.0.10 - Missing Authorization to Authenticated (Subscriber+) Plugin Installation

Vendor Themeansar
Product Newsup
Weakness CWE-862 · Missing authorization
Published October 11, 2025
Last update April 8, 2026
View on NVD All CVEs

CVSS base score

4.3/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality None
Integrity Low

CVSS vector

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

What the vulnerability does

01Description

The Newsup theme for WordPress is vulnerable to unauthorized plugin installation due to a missing capability check on the newsup_admin_info_install_plugin() function in all versions up to, and including, 5.0.10. This makes it possible for unauthenticated attackers to install the ansar-import plugin.

Explanation of Vulnerability in Simple Terms

02Summary

Newsup versions up to 5.0.10 lack proper authorization checks, allowing authenticated users to modify content they should not have access to. An attacker with a low-privilege account can alter data integrity without requiring user interaction. The vulnerability affects the product's access control mechanism and does not expose confidential information or cause service disruption.

What an attacker can do

03Attacker Capabilities

Modify content or data they should not have permission to change.

Potential impact on your site

04Site Impact

Unauthorized users can alter site content, posts, or settings within their privilege scope.

Conditions required to exploit

05Prerequisites

Attacker must have a low-privilege user account on the site.

Key dates

06Disclosure timeline

October 11, 2025 CVE published
April 8, 2026 Record updated