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Vulnerability record · CVE-2022-38078 · published 24 August 2022

CVE-2022-38078: Sixapart movable type code injection vulnerability

SSixapart · Movable Type

Movable Type XMLRPC API provided by Six Apart Ltd. contains a command injection vulnerability. Sending a specially crafted message by POST method to Movable Type XMLRPC API may allow arbitrary Perl script execution, and an arbitrary OS command may be executed through it. Affected products and versions are as follows: Movable Type 7 r.5202 and earlier, Movable Type Advanced 7 r.5202 and earlier, Movable Type 6.8.6 and earlier, Movable Type Advanced 6.8.6 and earlier, Movable Type Premium 1.52 and earlier, and Movable Type Premium Advanced 1.52 and earlier. Note that all versions of Movable Type 4.0 or later including unsupported (End-of-Life, EOL) versions are also affected by this vulnerability.

9.8 CVSS 3.1 Critical EPSS 2.1% · top 18.9% CWE-94 · Code injection
9.8CVSS 3.1 base score
2.1%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References
17 Jun 2026Last modified by NVD

Description

Movable Type XMLRPC API provided by Six Apart Ltd. contains a command injection vulnerability. Sending a specially crafted message by POST method to Movable Type XMLRPC API may allow arbitrary Perl script execution, and an arbitrary OS command may be executed through it. Affected products and versions are as follows: Movable Type 7 r.5202 and earlier, Movable Type Advanced 7 r.5202 and earlier, Movable Type 6.8.6 and earlier, Movable Type Advanced 6.8.6 and earlier, Movable Type Premium 1.52 and earlier, and Movable Type Premium Advanced 1.52 and earlier. Note that all versions of Movable Type 4.0 or later including unsupported (End-of-Life, EOL) versions are also affected by this vulnerability.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://jvn.jp/en/jp/JVN57728859/index.html Third Party Advisory
https://movabletype.org/news/2022/08/mt-795-687-released.html Vendor Advisory
https://jvn.jp/en/jp/JVN57728859/index.html Third Party Advisory
https://movabletype.org/news/2022/08/mt-795-687-released.html Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2022-38078), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.