CVE-2026-117687
Received
Received - Intake
Code Injection in Movable Type Dynamic Publishing
Vulnerability report for CVE-2026-117687, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.
Publication date: 2026-11-12
Last updated on: 2026-11-12
Assigner: JPCERT/CC
Description
Description
Movable Type provided by Six Apart Ltd. contains a code injection vulnerability in its Dynamic Publishing functionality. By sending a specially crafted request that is processed by the Dynamic Publishing, an attacker may be able to execute arbitrary PHP code on the affected product.
CVSS Scores
EPSS Scores
| Probability: | |
| Percentile: |
Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| Six Apart Ltd. | Movable Type | From 8.8.0 (inc) to 8.8.6 (inc) |
| Six Apart Ltd. | Movable Type Advanced | From 8.8.0 (inc) to 8.8.6 (inc) |
| Six Apart Ltd. | Movable Type | From 8.0.0 (inc) to 8.0.13 (inc) |
| Six Apart Ltd. | Movable Type Advanced | From 8.0.0 (inc) to 8.0.13 (inc) |
| Six Apart Ltd. | Movable Type Premium | From 2.0 (inc) to 2.18 (inc) |
| Six Apart Ltd. | Movable Type Premium Advanced Edition | From 2.0 (inc) to 2.18 (inc) |
Helpful Resources
Exploitability
CWE
KEV
| CWE ID | Description |
|---|---|
| CWE-94 | The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment. |
