What’s Vulnerable › Vulnerabilities
CVE-2026-12688: ProfileGrid < 5.9.9.7 - Unauthenticated Payment Bypass and Forced Group Membership via PayPal IPN Forgery
- Severity: medium (CVSS 6.5 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.3% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-07-24 · updated 2026-07-24
- Weakness: CWE-284
Description
The ProfileGrid WordPress plugin before 5.9.9.7 does not verify PayPal IPN notifications before granting paid group membership, allowing unauthenticated attackers to forge a payment notification and mark any user as a paid member of any group without any payment being made.
Affected products
- metagauss ProfileGrid – User Profiles, Groups and Communities: before 5.9.9.7 — fixed in 5.9.9.7
How to fix
Upgrade to a fixed version: metagauss ProfileGrid – User Profiles, Groups and Communities 5.9.9.7. Check the vendor advisory for mitigations.
References
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