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SQL injection in Movable Type Site Search function

Priority MEDIUM 44CWE-89Published · Updated

Key facts

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

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-89.

Summary

Six Apart Ltd. Movable Type versions 8.0.0 through 8.0.12, 8.8.0 through 8.8.5 and 9.0.0 through 9.0.9 are affected, as are Movable Type Premium versions 2.0 through 2.17 and 9.0.0 through 9.0.9, and both Cloud Editions versions 9.2.0 through 9.2.1. The Site Search function fails to neutralize special SQL elements in input used in a query (CWE-89). An unauthenticated remote attacker can run an arbitrary SQL query on the affected product.

Written with Claude Haiku 5.5 from the sources below · 2026-10-29

Description from the CNA

An SQL Injection vulnerability exists in the Site Search function of Movable Type, which may allow an unauthenticated attacker to execute an arbitrary SQL query on the affected product.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00287 21st 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
Yes
Technical impact
Partial

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 Type Cloud Edition9.2.0 – 9.2.1—No fix listedCNA
Six Apart Ltd.Movable Type9.0.0 – 9.0.9; 8.8.0 – 8.8.5; 8.0.0 – 8.0.12—No fix listedCNA
Six Apart Ltd.Movable Type Premium Cloud Edition9.2.0 – 9.2.1—No fix listedCNA
Six Apart Ltd.Movable Type Premium9.0.0 – 9.0.9; 2.0 – 2.17—No fix listedCNA
  • Movable Type Cloud Edition VendorSix Apart Ltd. Affected 9.2.0 – 9.2.1 Fixed in — No fix listed CNA
  • Movable Type VendorSix Apart Ltd. Affected 9.0.0 – 9.0.9; 8.8.0 – 8.8.5; 8.0.0 – 8.0.12 Fixed in — No fix listed CNA
  • Movable Type Premium Cloud Edition VendorSix Apart Ltd. Affected 9.2.0 – 9.2.1 Fixed in — No fix listed CNA
  • Movable Type Premium VendorSix Apart Ltd. Affected 9.0.0 – 9.0.9; 2.0 – 2.17 Fixed in — No fix listed CNA

CPE names Threatist (inferred) · 1

Inferred from how NVD named this product before; not given by a source.

CPEVersionsRoleVendor
cpe:2.3:a:sixapart:movable_type:*:*:*:*:*:*:*:*——Sixapart
  • cpe:2.3:a:sixapart:movable_type:*:*:*:*:*:*:*:* Versions — — ·Sixapart

Remediation

The sources list no fixed version for Movable Type, Movable Type Premium, Movable Type Cloud Edition or Movable Type Premium Cloud Edition.

Written with Claude Haiku 5.5 from the sources below · 2026-10-29

Timeline

  1. 2026-10-07 Threatist record created from CVE-2026-103668
  2. 2026-10-07 Alias added: GHSA-qjqp-9qgx-jwr5
  3. 2026-10-07 CISA SSVC decision points changed

References

  • 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-2020-04547 Unrestricted file upload in Six Apart Ltd. Movable Type CVSS 3.1HIGH 8.8
  • TI-2020-04546 Cross-site request forgery in Six Apart Ltd. Movable Type CVSS 3.1HIGH 8.8
See all 53 →

Sources