CVE-2026-76793
Firebase Authentication < 1.7.1 - Unauthenticated Account Takeover via Firebase Email Claim
HIGH 8.1EPSS 0.5%
The Firebase Authentication WordPress plugin before 1.7.1 does not require the email address in an authentication token to be verified before matching it to a WordPress account and issuing a session, allowing unauthenticated attackers to log in as any user, including administrators.
- Affected
- Firebase Authentication
- CVSS v3.1 CNA
- 8.1 HIGH
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H - EPSS
- 0.47% chance of exploitation in the next 30 days, 39th percentile
- Published
- 2026-08-22
- Updated
- 2026-08-23