CVE-2026-44392
Medium
Description
Missing authorization vulnerability exists in Movable Type. Under certain conditions, when a user without administrator privileges signs in to the product, unintended update processing may be executed.
SeverityMedium
CVSS5.3
Exploit probability—
Product
Movable Type
PublishedMay 20, 2026
First seenMay 20, 2026
Weakness typeCWE-862Missing authorization
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Six Apart Ltd. Movable Type | 9.1.1 and earlier, 9.0.7 and earlier, 8.8.3 and earlier, 8.0.10 and earlier | — |
| Six Apart Ltd. Movable Type Advanced | 9.1.1 and earlie, 9.0.7 and earlier, 8.8.3 and earlier, 8.0.10 and earlier | — |
| Six Apart Ltd. Movable Type Premium | 9.1.1 and earlier, 9.0.7 and earlier, 2.15 and earlier (included in Movable Type 8.8.4 and earlier or Movable Type 8.0.11 and earlier) | — |
| Six Apart Ltd. Movable Type Premium (Advanced Edition) | 9.1.1 and earlier, 9.0.7 and earlier, 2.15 and earlier (included in Movable Type 8.8.4 and earlier or Movable Type 8.0.11 and earlier) | — |
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