CVE-2026-107636 pH7Builder before 18.5.1 Payment Bypass via Payment Module MainController
Attackers can bypass payment validation to obtain premium membership tiers by manipulating client-controlled fields, affecting pH7Builder users.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-107636?
CVE-2026-107636 is a high-severity vulnerability in ph7software ph7builder, published on 8 Oct 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
pH7Builder (pH7 Social Dating CMS) before 18.5.1 contains a payment validation vulnerability that allows registered low-privileged members to obtain any membership tier by supplying client-controlled plan and amount fields. Attackers can set item_number, cart_order_id, or the PayPal custom field while paying a token amount, or submit uncompleted PayPal IPN payments, to gain the most expensive membership and its paid features.
Weakness: CWE-472
Which versions are affected by CVE-2026-107636?
How do I fix CVE-2026-107636?
No fix has been published for CVE-2026-107636 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-107636 being exploited?
There is no known exploitation of CVE-2026-107636 in the wild and no public exploit code.
Sources
Also known as GHSA-32w5-672c-jvph.