WP Show Posts Vulnerability – Information Exposure – CVE-2024-1479 | WordPress Plugin Vulnerability Report

Plugin Name: WP Show Posts

Key Information:

  • Software Type: Plugin
  • Software Slug: wp-show-posts
  • Software Status: Active
  • Software Author: edge22
  • Software Downloads: 477,238
  • Active Installs: 90,000
  • Last Updated: March 1, 2024
  • Patched Versions: 1.1.5
  • Affected Versions: <= 1.1.4

Vulnerability Details:

  • Name: WP Show Posts <= 1.1.4
  • Title: Information Exposure
  • Type: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
  • CVE: CVE-2024-1479
  • CVSS Score: 5.3
  • Publicly Published: March 1, 2024
  • Researcher: Webbernaut
  • Description: The WP Show Posts plugin, widely used for displaying posts in a customizable list, has been found vulnerable to Sensitive Information Exposure. This flaw, present in versions up to 1.1.4, arises from the wpsp_display function, which inadvertently allows users with contributor-level access or higher to access content from draft, trash, future, private, and pending posts and pages.


WP Show Posts harbors a vulnerability in versions up to 1.1.4 that exposes sensitive information, potentially compromising the privacy and security of WordPress sites using the plugin. This vulnerability has been effectively addressed in the patched version 1.1.5, enhancing the plugin's security posture.

Detailed Overview:

Identified by security researcher Webbernaut, this vulnerability underscores the importance of robust security measures in plugin development, particularly those that involve content display and management. The ability for lower-level users to access content not intended for public view poses a significant risk, highlighting the need for stringent access controls and data protection mechanisms. The swift response from the WP Show Posts development team with the release of patch 1.1.5 marks a crucial step in mitigating this risk and securing affected installations.

Advice for Users:

  • Immediate Action: Users of the WP Show Posts plugin are urged to update to the latest patched version, 1.1.5, immediately to safeguard their sites against potential information exposure.
  • Check for Signs of Vulnerability: Site administrators should review user roles and permissions to ensure that only trusted users have access to sensitive content, even as the patched version eliminates the specific vulnerability.
  • Alternate Plugins: While the patched version resolves this issue, users might consider reviewing other similar plugins that have demonstrated a strong commitment to security and regular updates.
  • Stay Updated: Maintaining the latest versions of all WordPress plugins is crucial for protecting against known vulnerabilities and enhancing site security.


The prompt identification and rectification of the Information Exposure vulnerability in the WP Show Posts plugin highlight the ongoing challenges faced in maintaining the security of WordPress plugins. This incident serves as a vital reminder of the importance of regular software updates and vigilant security practices in preserving the integrity and confidentiality of digital content. For small business owners and website operators, prioritizing these practices is essential in protecting their digital assets and maintaining the trust of their users in an increasingly interconnected digital landscape.


In today's digital ecosystem, the security of online platforms is not just a priority but a necessity for businesses and personal brands alike. The discovery of the CVE-2024-1479 vulnerability within the widely utilized WP Show Posts plugin serves as a stark reminder of the perpetual threats that loom in the cyber world and the paramount importance of keeping web environments updated and secure. This particular Information Exposure flaw has cast a shadow over numerous WordPress sites, potentially jeopardizing user privacy and undermining the trust that is so crucial in the digital age.

WP Show Posts: An Essential WordPress Plugin

WP Show Posts stands out for its ability to display posts in a highly customizable manner, making it a favorite among WordPress users. With its active installation base reaching 90,000 and crafted by the developer known as edge22, the plugin's role in content presentation is significant. Its functionality, which allows for a seamless integration of posts into various layouts, has made it indispensable for many website owners.

Understanding CVE-2024-1479

The vulnerability, classified under CVE-2024-1479, was pinpointed in versions of WP Show Posts up to 1.1.4. Stemming from the plugin's wpsp_display function, this flaw was attributed to inadequate input sanitization and output escaping mechanisms, inadvertently granting users with contributor-level access the ability to peek into content that should have remained private, including drafts, trashed, future, private, and pending posts and pages. This lapse was publicly disclosed on March 1, 2024, by researcher Webbernaut, emphasizing the urgency of addressing this security loophole.

Risks and Potential Impacts

The exposure of sensitive information due to CVE-2024-1479 poses significant risks, from data privacy breaches to the potential erosion of the trust between website operators and their audiences. The ability for unauthorized users to access content not meant for public view can lead to various security concerns, including but not limited to, the unauthorized dissemination of confidential information.

Remediation Steps

In response to this vulnerability, the developers of WP Show Posts swiftly released patch 1.1.5, effectively nullifying the risk posed by CVE-2024-1479. Website owners utilizing this plugin are strongly encouraged to update to this latest version to ensure their sites are safeguarded against potential information exposure. Additionally, it's advisable for site administrators to conduct regular reviews of user roles and permissions, ensuring that only trusted individuals have access to sensitive content.

Previous Vulnerabilities

WP Show Posts is no stranger to vulnerabilities, with one other incident reported since January 11, 2023. This history underscores the necessity for continuous vigilance and the implementation of security updates as soon as they become available.

The Importance of Vigilance

The revelation of CVE-2024-1479 within WP Show Posts underscores a broader narrative in the realm of digital security: the critical need for regular software updates and proactive security measures. For small business owners, who often find themselves strapped for time, the task of managing website security can seem daunting. Yet, it remains an indispensable aspect of digital stewardship. Staying informed about potential vulnerabilities and adopting a proactive stance towards website security is not merely a best practice but a fundamental requirement in safeguarding digital assets, maintaining user trust, and ensuring the longevity and success of one's online presence in an interconnected world fraught with cyber threats.

Staying Secure

Staying on top of WordPress security can feel overwhelming for small business owners without dedicated IT staff. At Your WP Guy, we exist to shoulder that burden for you. Our WordPress experts can fully audit, secure, maintain and support your site - so you can focus on growing your business with peace of mind.

Don't tackle security risks alone. Let us help you assess any impact from this vulnerability, update your plugins, and implement ongoing maintenance to avoid future threats. We treat your website like it's our own - because we know how critical it is for reaching your customers.

Get in touch for a free consultation today on making WordPress security stress-free. Call 678-995-5169 or book a call here. Our knowledgeable team is ready to help you safeguard your online presence.

WP Show Posts Vulnerability – Information Exposure – CVE-2024-1479 | WordPress Plugin Vulnerability Report FAQs

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