Unauthenticated Membership Level Modification in Paid Memberships Pro Plugin for WordPress
CVE-2023-6855

5.3MEDIUM

Key Information:

Vendor

WordPress
Status
Paid Memberships Pro – Content Restriction, User Registration, & Paid Subscriptions
Vendor
CVE Published:
11 January 2024

What is CVE-2023-6855?

The Paid Memberships Pro plugin for WordPress contains a vulnerability that allows unauthenticated attackers to modify membership levels. This flaw arises due to an insufficient capability check within the pmpro_rest_api_get_permissions_check function. Attackers can exploit this weakness in all versions up to 2.12.5, leading to unauthorized alterations in membership levels and associated pricing structures. It is crucial for users of this plugin to update to a patched version to prevent potential exploitation.

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Affected Version(s)

Paid Memberships Pro – Content Restriction, User Registration, & Paid Subscriptions * <= 2.12.5

References

https://www.wordfence.com/threat-intel/vulnerabilities/id...
https://plugins.trac.wordpress.org/browser/paid-membershi...
https://plugins.trac.wordpress.org/browser/paid-membershi...

CVSS V3.1

Score:
5.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Craig Smith
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