Unauthorized Sitemap Generation in WP Meta SEO Plugin for WordPress
CVE-2023-1024

4.3MEDIUM

Key Information:

Vendor
Wordpress
Status
WP Meta SEO
Vendor
CVE Published:
28 February 2023

Summary

The WP Meta SEO plugin for WordPress is susceptible to unauthorized sitemap generation due to a failure in implementing proper capability checks in the regenerateSitemaps function. This affects versions up to and including 4.5.3. Authenticated attackers with subscriber-level access can exploit this issue to generate sitemaps, as the plugin relies solely on nonce checks for access control, which are accessible to all authenticated users irrespective of their roles.

Affected Version(s)

WP Meta SEO * <= 4.5.3

References

https://www.wordfence.com/threat-intel/vulnerabilities/id...
https://plugins.trac.wordpress.org/changeset/2870465/wp-m...
https://plugins.trac.wordpress.org/changeset?sfp_email=&s...

CVSS V3.1

Score:
4.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Marco Wotschka
.