Web Instant Messenger <= 1.1.2 and LocalWeb In One <= 1.6.4 - Stored Cross-Site Scripting

7.2
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVSS 7.2 (High)
Publicly Published October 12, 2020
Last Updated January 22, 2024
Researcher RE-ALTER

Description

The Web Instant Messenger and LocalWeb In One plugins for WordPress are vulnerable to Stored Cross-Site Scripting in versions up to, and including, 1.6.4 (NOTE: Web Instant Messenger's latest version 1.1.2 is unpatched) due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

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2 affected software packages

Software Type Plugin
Software Slug lw-all-in-one (view on wordpress.org)
Patched? Yes
Remediation Update to version 1.6.5, or a newer patched version
Affected Version
  • <= 1.6.4
Patched Version
  • 1.6.5
Software Type Plugin
Software Slug web-instant-messenger (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
  • <= 1.1.2

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