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Input validation vulnerability in LetterPress – E-Mail campaigns, marketing and newsletter Plugin for WordPress 1.1.2

  • Severity: medium-risk
  • Status: Open
  • Publication: May 11, 2023

The LetterPress plugin for WordPress has a security vulnerability that affects certain versions of the plugin, up to and including version 1.1.2. This vulnerability could be exploited by an attacker with administrator-level access or above, allowing them to inject malicious web scripts into pages. This issue only affects multi-site installations or installations where unfiltered_html has been disabled.

Detected in:

LetterPress – Elevate Your WordPress Site's E-Mail Campaigns and Marketing fixed vulnerable versions:
LetterPress – E-Mail campaigns, marketing and newsletter Plugin for WordPress open vulnerable versions: >= * <= 1.2.2

This information is sourced from www.wpvulnerability.com. An open-source database of vulnerabilities maintained by the community. Help us out by submitting vulnerabilities!

Version compare shows which versions have a vulnerability. For example: >= 2.2.8 <= 2.2.21 means:

> from 2.2.8
= including 2.2.8 & 2.2.21
< to 2.2.21

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