What is CVE-2026-64663?

CVE-2026-64663 is a medium-severity vulnerability in Statamic Cms, classified under Use of Externally-Controlled Input to Select Classes or Code (Unsafe Reflection). CVSS score: 6.5/10. Published 2026-08-06.

How severe is CVE-2026-64663?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Vulnerability in Statamic Cms

CVE-2026-64663

Statamic is a Laravel and Git powered content management system (CMS). Prior to 5.74.1 and 6.24.0, manipulating user-supplied input incorporated into Antlers templates could result in the loss of content and assets, on sites whose templates pass untrusted input into affected areas, and exploitation did not require authentication. This issue is fixed in versions 5.74.1 and 6.24.0.

EPSS: 0.003 (22.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H.

Affected products

Statamic Cms — versions < 5.74.1, >= 6.0.0, < 6.24.0

Weakness classification (CWE)

CWE-470 — Use of Externally-Controlled Input to Select Classes or Code (Unsafe Reflection)

References

security-advisories@github.com (x_refsource_CONFIRM)

Frequently asked questions

What is CVE-2026-64663?: CVE-2026-64663 is a medium-severity vulnerability in Statamic Cms, classified under Use of Externally-Controlled Input to Select Classes or Code (Unsafe Reflection). CVSS score: 6.5/10. Published 2026-08-06.
How severe is CVE-2026-64663?: Medium severity. CVSS v3 base score is 6.5 out of 10.