CVE-2026-27546

CVE-2026-27546

An unauthenticated remote attacker can exploit an authentication bypass in the _account_log function to log in as an admin, even when accounts are properly configured.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-27546?
CVE-2026-27546 is a critical-severity vulnerability, classified under Authentication Bypass Using an Alternate Path or Channel. CVSS score: 9.8/10. Published 2026-09-16.
How severe is CVE-2026-27546?
Critical severity. CVSS v3 base score is 9.8 out of 10.