CVE-2026-77826
High
Description
The RegistrationMagic WordPress plugin before 6.0.9.9 does not verify which application a Facebook access token was issued to before accepting it as proof of identity, allowing unauthenticated attackers to log in as an existing user whose token they can obtain, or to create and log into a new account even when user registration is disabled.
SeverityHigh
CVSS8.8
Exploit probability—
ProductRegistrationMagic
PublishedSep 5, 2026
First seenSep 5, 2026
Weakness typeCWE-287Improper authentication
How to fix
Update
- RegistrationMagic6.0.9.9 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| RegistrationMagic | 5.0.1.8 ≤ v < 6.0.9.9 | 6.0.9.9 |
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