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TI-2022-21425 Aliases CVE-2022-43660GHSA-j8hc-rq6g-3f96

Code injection in Six Apart Ltd. Movable Type

Priority LOW 36CWE-94Published · Updated

Key facts

Attack vector
Network
Privileges required
High
User interaction
None
Attack complexity
Low
Impact type
Code execution
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-94.

Summary

Improper neutralization of Server-Side Includes (SSW) within a web page in Movable Type series allows a remote authenticated attacker with Privilege of 'Manage of Content Types' may execute an arbitrary Perl script and/or an arbitrary OS command. Affected products/versions are as follows: Movable Type 7 r.5301 and earlier (Movable Type 7 Series), Movable Type Advanced 7 r.5301 and earlier (Movable Type Advanced 7 Series), Movable Type Premium 1.53 and earlier, and Movable Type Premium Advanced 1.53 and earlier.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.01045 64th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
Six Apart Ltd.Movable TypeMovable Type 7 r.5301 and earlier (Movable Type 7 Series), Movable Type Advanced 7 r.5301 and earlier (Movable Type Advanced 7 Series), Movable Type Premium 1.53 and earlier, and Movable Type Premium Advanced 1.53 and earlier—No fix listedCNA
  • Movable Type VendorSix Apart Ltd. Affected Movable Type 7 r.5301 and earlier (Movable Type 7 Series), Movable Type Advanced 7 r.5301 and earlier (Movable Type Advanced 7 Series), Movable Type Premium 1.53 and earlier, and Movable Type Premium Advanced 1.53 and earlier Fixed in — No fix listed CNA

CPE configurations NVD · 4

CPEVersionsRoleVendor
cpe:2.3:a:sixapart:movable_type:*:*:*:*:premium:*:*:*up to 1.53VulnerableSixapart
cpe:2.3:a:sixapart:movable_type:*:*:*:*:premium_advanced:*:*:*up to 1.53VulnerableSixapart
cpe:2.3:a:sixapart:movable_type:*:*:*:*:-:*:*:*7.0 to before 7.9.6VulnerableSixapart
cpe:2.3:a:sixapart:movable_type:*:*:*:*:advanced:*:*:*7.0 to before 7.9.6VulnerableSixapart
  • cpe:2.3:a:sixapart:movable_type:*:*:*:*:premium:*:*:* Versions up to 1.53 Vulnerable ·Sixapart
  • cpe:2.3:a:sixapart:movable_type:*:*:*:*:premium_advanced:*:*:* Versions up to 1.53 Vulnerable ·Sixapart
  • cpe:2.3:a:sixapart:movable_type:*:*:*:*:-:*:*:* Versions 7.0 to before 7.9.6 Vulnerable ·Sixapart
  • cpe:2.3:a:sixapart:movable_type:*:*:*:*:advanced:*:*:* Versions 7.0 to before 7.9.6 Vulnerable ·Sixapart

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2022-43660
  2. 2026-10-03 Alias added: GHSA-j8hc-rq6g-3f96

References

Advisory 2

  • TI-2021-04052 OS command injection in Six Apart Ltd. Movable Type CVSS 3.1CRITICAL 9.8
  • TI-2026-20843 Code injection in Six Apart Ltd. Movable Type CVSS 4.0CRITICAL 9.3
  • TI-2026-69104 Code injection in Movable Type upgrade script CVSS 4.0CRITICAL 9.3
  • TI-2022-17791 Code injection in Six Apart Ltd. Movable Type XMLRPC API CVSS 3.1CRITICAL 9.8
  • TI-2026-69105 SQL injection in Movable Type Site Search function CVSS 4.0HIGH 8.8
  • TI-2020-04547 Unrestricted file upload in Six Apart Ltd. Movable Type CVSS 3.1HIGH 8.8
See all 53 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences