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Stonewuu ai-fusion-video IDOR lets users access other users' projects

Priority HIGH 73CWE-639Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
None
Attack complexity
Low
Attack requirements
None
Impact type
Security bypass
Confidentiality · integrity · availability
High · High · High
Fix status
Fixed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-639.

Summary

Stonewuu ai-fusion-video before 1.3.0 contains an insecure direct object reference flaw, tracked as CWE-639, that lets authenticated users access other users' projects by supplying unscoped object ids. An attacker who is logged in can enumerate auto-increment ids on the /api/project, /api/asset and /api/script handlers to read, overwrite and cascade-delete data, and add themselves as project members. A proof-of-concept exists according to CISA SSVC, but the flaw is not listed in CISA KEV.

Written with Claude Haiku 5.5 from the sources below · 2026-11-04

Description from the CNA

Stonewuu ai-fusion-video before 1.3.0 contains an insecure direct object reference vulnerability that allows authenticated users to access other users' projects by supplying unscoped object ids. Attackers can enumerate auto-increment ids on /api/project, /api/asset and /api/script handlers to read, overwrite, cascade-delete data, and add themselves as project members.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00452 39th percentileScored 2026-11-07
Fix Fixed ai-fusion-video (Stonewuu): 1.3.0

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
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
Stonewuuai-fusion-videobefore 1.3.01.3.0Patch availableCNA
  • ai-fusion-video VendorStonewuu Affected before 1.3.0 Fixed in 1.3.0 Patch available CNA

Remediation

Update ai-fusion-video to version 1.3.0 or later, which fixes this flaw. The sources list no fixed version beyond 1.3.0.

Written with Claude Haiku 5.5 from the sources below · 2026-11-04

  • Fix · CNA ai-fusion-video (Stonewuu) Fixed in 1.3.0

Timeline

  1. 2026-11-04 Threatist record created from CVE-2026-121940
  2. 2026-11-04 Alias added: GHSA-66jm-x353-x3mc
  3. 2026-11-04 CISA SSVC decision points changed
  4. 2026-11-04 Priority changed: MEDIUM → HIGH

References

  • TI-2026-73426 Missing authorization in ai-fusion-video exposes stored credentials CVSS 4.0HIGH 7.1
  • TI-2026-73429 Path traversal in ai-fusion-video lets users write files outside media CVSS 4.0MEDIUM 5.3
  • TI-2026-73430 ai-fusion-video Insecure Direct Object Reference in Task Item Endpoints CVSS 4.0MEDIUM 5.3

Sources