Vulnerability Report

CVE-2026-31266

Title: Missing Authorization in Craft CMS migrate endpoint

Missing Authorization

Proof Of Concept

PoC Available for CVE-2026-31266

CWE Category NVD-CWE-noinfo

Published Date May 27, 2026

Modified Date May 27, 2026

Exploit Status Available

Score 7.3 CVSS v

Exploit Probability (EPSS)

0.28%

Vulnerability Summary

CVE-2026-31266: Craft CMS 5.9.5 and earlier contains a Missing Authorization vulnerability in the migrate endpoint (/actions/app/migrate).

Impacted Vendors

Analysis in Progress...

Reference Links

https://github.com/0xrixet/cms-security-poc https://github.com/craftcms/cms

CVSS v3.1

Source Entity 134c704f-9b21-4f2e-91b3-4a467353bcc0

Severity HIGH

7.3

Attack Vector

NETWORK

Complexity

LOW

Privileges

N/A

Interaction

NONE

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

UNCHANGED

RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2026-31266 Exploits & PoCs (Proof Of Concept)

GitHub https://github.com/0xrixet/Craftcms-PoC-CVE-2026-31266

View Code

May 27, 2026 MODIFIED

Vulnerability data updated via NVD.

May 27, 2026 MODIFIED

Vulnerability data updated via NVD.

Attack Vector Matrix

Access Vector NETWORK

Complexity LOW

Privileges N/A

Interaction NONE

CVSS Vector String


                                    CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Affected Stack

No specific products linked.