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Vulnerability DatabaseCVE-2023-5308

CVE-2023-5308: 
WordPress vulnerability analysis and mitigation

Overview

The Podcast Subscribe Buttons plugin for WordPress contains a Stored Cross-Site Scripting vulnerability (CVE-2023-5308) in versions up to and including 1.4.8. The vulnerability exists in the 'podcast_subscribe' shortcode due to insufficient input sanitization and output escaping on user-supplied attributes (NVD).

Technical details

The vulnerability stems from improper input sanitization and output escaping in the plugin's handling of user-supplied attributes within the 'podcast_subscribe' shortcode. The CVSS v3.1 base score is 5.4 (Medium) with a vector string of CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N, while Wordfence assessed it with a score of 6.4 (Medium) with vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N (NVD).

Impact

When exploited, this vulnerability allows authenticated attackers with contributor-level permissions or higher to inject arbitrary web scripts into pages. These malicious scripts will execute whenever a user accesses the compromised page (NVD).

Mitigation and workarounds

Users should update to a patched version of the Podcast Subscribe Buttons plugin. The vulnerability has been addressed through improved input sanitization and output escaping mechanisms (Wordpress Patch).

Additional resources

Source: This report was generated using AI

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