CVE-2026-71434

Statamic: Missing file upload validation on frontend forms allows uploading disallowed file types

MEDIUM
5.3
CVSS Score
Published: August 6, 2026 at 07:34 PM UTC
Updated: October 24, 2026 at 03:10 PM UTC
1 product affected across 1 vendorStatamic

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Severity
MEDIUM5.3
Exploit prediction
EPSS 0.4%
SSVC
No known exploit

Description

Statamic is a Laravel and Git powered content management system (CMS). Prior to 5.74.3 and 6.24.2, public frontend forms did not enforce the file upload restrictions that the Control Panel enforces, so an unauthenticated visitor could upload file types an administrator had intended to disallow through a form's assets or files field, and for assets fields, files could be stored on a public, web-accessible disk, though the application's global upload allowlist still blocked executable types such as .php and .html. This issue is fixed in versions 5.74.3 and 6.24.2.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 5.74.3>= 6.0.0, < 6.24.2
Affected range stops below 5.74.3, so it looks safe — our inference, not a vendor statement
Affected range stops below 6.24.2, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

SSVC — Action Prioritization

SSVCNo known exploitAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

5.3MEDIUMGitHub_M
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-434

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