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CVE-2026-96408
A code injection vulnerability exists in the upgrade script of Movable Type, which may allow an unauthenticated attacker to execute an…
Critical9.3EPSS 0.42%
- Published
- Updated
- Reserved
- Assigned by
- jpcert
Description
A code injection vulnerability exists in the upgrade script of Movable Type, which may allow an unauthenticated attacker to execute an arbitrary Perl script or an SQL query on the affected product.
Timeline
ID reserved
By jpcert
- 5 days later
· 5 days later
Published
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| jpcertCNA (assigner) | 4.0 | Critical9.3 | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N |
| jpcertCNA (assigner) | 3.0 | Critical9.4 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L |
| NVDNVD · Awaiting Analysis | 4.0 | Critical9.3 | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X |
- EPSS (exploitation in 30 days)
- 0.42% · top 64% of all CVEs (7 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: yes · Technical impact: total
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.3.
Weakness
Affected products
Six Apart Ltd. · Movable Type Cloud Edition
- affected 9.2.0 – ≤ 9.2.1
- affected 9.0.0 – ≤ 9.0.9
- affected 8.8.0 – ≤ 8.8.5
- affected 8.0.0 – ≤ 8.0.12
Six Apart Ltd. · Movable Type Premium Cloud Edition
- affected 9.2.0 – ≤ 9.2.1
Six Apart Ltd. · Movable Type Premium
- affected 9.0.0 – ≤ 9.0.9
- affected 2.0 – ≤ 2.17
References (3)
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2026-96408)Record last updated .