CVE-2025-8483
BaseFortify
Publication date: 2025-10-25
Last updated on: 2025-10-27
Assigner: Wordfence
Description
Description
CVSS Scores
EPSS Scores
| Probability: | |
| Percentile: |
Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| wordfence | wp_discussion_board | 2.5.5 |
| wordfence | wp_discussion_board | 2.5.6 |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-94 | The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability exists in the WordPress plugin 'The Discussion Board – WordPress Forum Plugin' up to version 2.5.5. It allows authenticated users with Subscriber-level access or higher to execute arbitrary shortcodes because the plugin does not properly validate input before running the do_shortcode function. This means attackers can inject and run unauthorized shortcode actions within the plugin. [2]
How can this vulnerability impact me? :
The vulnerability can allow authenticated users to execute arbitrary shortcodes, which may lead to unauthorized actions or content injection within the WordPress site. This could compromise site integrity, enable malicious content display, or potentially escalate privileges depending on the shortcode capabilities. [2]
How can this vulnerability be detected on my network or system? Can you suggest some commands?
Detection can be performed by checking the installed version of the WP Discussion Board plugin. Versions up to and including 2.5.5 are vulnerable. You can detect the plugin version via WordPress admin dashboard or by running commands such as `wp plugin get wp-discussion-board --field=version` using WP-CLI. Additionally, monitoring for unusual shortcode execution by authenticated users with Subscriber-level access or higher may indicate exploitation attempts. Specific network commands are not provided in the resources. [2]
What immediate steps should I take to mitigate this vulnerability?
The immediate mitigation step is to update the WP Discussion Board plugin to version 2.5.6 or later, which contains the fix for the arbitrary shortcode execution vulnerability. This update sanitizes and restricts shortcode processing to prevent exploitation. Additionally, ensure that only trusted users have Subscriber-level or higher access, and monitor for suspicious shortcode activity until the update is applied. [2]