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TI-2026-23919 Aliases CVE-2026-31266GHSA-xmjj-hvvj-3jr6

Craft CMS 5.9.5 and earlier contains a Missing Authorization vulnerability in the migrate…

Priority HIGH 71CWE-862Published · Updated

Key facts

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

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-862.

Summary

Craft CMS 5.9.5 and earlier contains a Missing Authorization vulnerability in the migrate endpoint (/actions/app/migrate).

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00283 20th 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
Poc
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
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-31266
  2. 2026-10-03 Alias added: GHSA-xmjj-hvvj-3jr6

References

Sources