What is CVE-2026-48166?

CVE-2026-48166 is a medium-severity vulnerability in Filamentphp Filament, classified under CWE-208. CVSS score: 5.3/10. Published 2026-06-22.

How severe is CVE-2026-48166?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Vulnerability in Filamentphp Filament

CVE-2026-48166

Filament is a collection of full-stack components for accelerated Laravel development. From 4.0.0 until 4.11.5 and 5.6.5, the login page has an observable timing discrepancy that allows unauthenticated attackers to enumerate registered ema…

EPSS: 0.003 (27.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

Affected products

Filamentphp Filament — versions >= 4.0.0, < 4.11.5, >= 5.0.0, < 5.6.5

Weakness classification (CWE)

CWE-208

References

security-advisories@github.com (x_refsource_CONFIRM)

Frequently asked questions

What is CVE-2026-48166?: CVE-2026-48166 is a medium-severity vulnerability in Filamentphp Filament, classified under CWE-208. CVSS score: 5.3/10. Published 2026-06-22.
How severe is CVE-2026-48166?: Medium severity. CVSS v3 base score is 5.3 out of 10.