CVE-2026-77826RegistrationMagic 5.0.1.8 - 6.0.9.8 - Unauthenticated Authentication Bypass via Missing Facebook Token Audience Validation
Updated under an hour ago ()
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It affects Unknown RegistrationMagic. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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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.
- CVSS
- 8.8 HIGH (v3.1, CISA ADP)CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- Weakness (CWE)
- CWE-287
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- WPScan
- NVD analysis
- Deferred
- Record last updated
- Sep 6, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Unknown RegistrationMagic unknown:registrationmagic (from the name) | from 5.0.1.8 before 6.0.9.9 | CNA record |
References
- https://wpscan.com/vulnerability/b79a83e8-d7b0-4aa8-b2ba-37a7eecd437b/exploit, vdb-entry, technical-description
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.