P4Verified

CVE-2026-76793: Firebase Authentication 0 to before 1.7.1

CVE-2026-76793. CVSS 3.1 base score 8.1 (HIGH, Source advisory). EPSS 0.00468 (percentile 0.38666), scored 11-Oct-2026.

Affected technology

Firebase Authentication · 0 to before 1.7.1
Vendor not specified by the source

Description’s affected range: 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

Component: Not specified by the source

Attack conditions (Source advisory, CVSS 3.1): Network (remote) · No privileges required · No user interaction required

What an attacker can do

Unauthenticated attackers can log in as any user, including administrators. Source advisory’s CVSS 3.1 assessment (base score 8.1/10) rates confidentiality, integrity and availability impact as high.

Published 12-Oct-2026 16:54 UTC

CWE: CWE-287
CCR priority: 32.5 /100 (P4)
CVSS 3.1: 8.1 /10 · CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H · Source advisory
EPSS: 0.00468 · percentile 0.38666 · 2026-10-11
KEV: no

Provenance

NVD CVE API 2.0 · Source record · observed 2026-10-12 16:54:24.294989+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2026-76793.html