Archives Calendar Widget <= 1.0.15 - Authenticated (Admin+) Stored Cross-Site Scripting

4.4
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVE CVE-2024-33950
CVSS 4.4 (Medium)
Publicly Published April 30, 2024
Last Updated May 7, 2024
Researcher Joshua Chan

Description

The Archives Calendar Widget plugin for WordPress is vulnerable to Stored Cross-Site Scripting via admin settings in all versions up to, and including, 1.0.15 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.

Wordfence blocked 20,813,741 attacks targeting this vulnerability in the past 24 hours.

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Vulnerability Details for Archives Calendar Widget

Software Type Plugin
Software Slug archives-calendar-widget (view on wordpress.org)
Patched? No
Remediation No known patch available. Please review the vulnerability's details in depth and employ mitigations based on your organization's risk tolerance. It may be best to uninstall the affected software and find a replacement.
Affected Version
  • <= 1.0.15

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