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CVE-2026-44392

Quick assessment

Affected
Six Apart Ltd. Movable Type
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Movable Type是Movable Type公司的一个内容管理系统。 Movable Type存在安全漏洞，该漏洞源于缺少授权验证，可能导致无管理员权限的用户登录后执行意外的更新处理。

AI Predicted 4.3 Difficulty: Moderate EPSS 0.33% · P23

Possible ATT&CK Techniques 1 AI

T1078 · Valid Accounts

Affected Version Matrix 14

VendorProduct Version RangeStatus
Six Apart Ltd. Movable Type 9.1.1 and earlier affected
9.0.7 and earlier affected
8.8.3 and earlier affected
8.0.10 and earlier affected
Six Apart Ltd. Movable Type Advanced 9.1.1 and earlie affected
9.0.7 and earlier affected
8.8.3 and earlier affected
8.0.10 and earlier affected
Six Apart Ltd. Movable Type Premium 9.1.1 and earlier affected
9.0.7 and earlier affected
2.15 and earlier (included in Movable Type 8.8.4 and earlier or Movable Type 8.0.11 and earlier) affected
Six Apart Ltd. Movable Type Premium (Advanced Edition) 9.1.1 and earlier affected
9.0.7 and earlier affected
2.15 and earlier (included in Movable Type 8.8.4 and earlier or Movable Type 8.0.11 and earlier) affected
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I. Basic Information for CVE-2026-44392

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制缺失
Source: CVE Program / CVE List V5
Vulnerability Title
Movable Type 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Movable Type是Movable Type公司的一个内容管理系统。 Movable Type存在安全漏洞，该漏洞源于缺少授权验证，可能导致无管理员权限的用户登录后执行意外的更新处理。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Six Apart Ltd. Movable Type 9.1.1 and earlier -
Six Apart Ltd. Movable Type 9.0.7 and earlier -
Six Apart Ltd. Movable Type 8.8.3 and earlier -
Six Apart Ltd. Movable Type 8.0.10 and earlier -
Six Apart Ltd. Movable Type Advanced 9.1.1 and earlie -
Six Apart Ltd. Movable Type Advanced 9.0.7 and earlier -
Six Apart Ltd. Movable Type Advanced 8.8.3 and earlier -
Six Apart Ltd. Movable Type Advanced 8.0.10 and earlier -
Six Apart Ltd. Movable Type Premium 9.1.1 and earlier -
Six Apart Ltd. Movable Type Premium 9.0.7 and earlier -
Six Apart Ltd. Movable Type Premium 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 -
Six Apart Ltd. Movable Type Premium (Advanced Edition) 9.0.7 and earlier -
Six Apart Ltd. Movable Type Premium (Advanced Edition) 2.15 and earlier (included in Movable Type 8.8.4 and earlier or Movable Type 8.0.11 and earlier) -

II. Public POCs for CVE-2026-44392

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2026-44392

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Vendor Advisories for CVE-2026-44392 (3)

IV. Related Vulnerabilities

Same product: Movable Type
Same vendor: Six Apart Ltd.
Same weakness: CWE-862

V. Comments for CVE-2026-44392

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