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CVE-2021-42362

WordPress Popular Posts <= 5.3.2 Authenticated Arbitrary File Upload

Published
Last modified
published
Not listed in CISA KEV
Fix
Fix or patch referenced
1 on Exploit-DB, 1 Metasploit module, 2 proofs of concept on GitHub

Summary

The WordPress Popular Posts WordPress plugin is vulnerable to arbitrary file uploads due to insufficient input file type validation found in the ~/src/Image.php file which makes it possible for attackers with contributor level access and above to upload malicious files that can be used to obtain remote code execution, in versions up to and including 5.3.2.

Timeline

  1. Public exploit on Exploit-DB

    EDB-50129

  2. CVE published
  3. Record last updated
  4. EPSS reached 10%

    FIRST estimates at least a 10% chance of exploitation in the next 30 days

Affected versions

  • WordPress Popular Posts WordPress Popular Posts

    From 0.0 · through 5.3.2

References 10

blog.nintechnet.com

wordfence.com

plugins.trac.wordpress.org

wpscan.com

packetstormsecurity.com

GitHub · cabrerahector/wordpress-popular-posts

Exploit-DB

GitHub · rapid7/metasploit-framework

GitHub · samiba6/CVE-2021-42362

GitHub · simonecris/CVE-2021-42362-PoC