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Unknown OAuth provider lets Mage OSS create sessions

Priority MEDIUM 50CWE-390Published · Updated

Key facts

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

Attack profile from CVSS 3.1 · CNA. Fix status from CNA.

Summary

Mage OSS through 0.9.80 before 76c4f46 (mage-ai) is affected. The software detects an unknown OAuth provider but takes no action on it and proceeds to create a session (CWE-390). An unauthenticated remote attacker can have high impact on confidentiality, integrity and availability without user interaction.

Written with Claude Haiku 5.5 from the sources below · 2026-10-28

Description from the CNA

Mage OSS through 0.9.80 before 76c4f46 can proceed with session creation upon encountering an unknown OAuth provider.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00556 46th percentileScored 2026-11-08
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
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
Magemage-aiup to 0.9.80—No fix listedCNA
  • mage-ai VendorMage Affected up to 0.9.80 Fixed in — No fix listed CNA

Remediation

The sources list no fixed version for mage-ai.

Written with Claude Haiku 5.5 from the sources below · 2026-10-28

Timeline

  1. 2026-10-18 Threatist record created from CVE-2026-111823
  2. 2026-10-18 Alias added: GHSA-93gm-r5p2-wxq7
  3. 2026-10-19 CISA SSVC decision points changed

References

  • TI-2024-07484 Mage AI allows remote unauthenticated attackers to leak the terminal server command history of arbitrary users CVSS 3.1MEDIUM 5.3
  • TI-2024-30287 Mage AI pipeline interaction request remote arbitrary file leak CVSS 3.1MEDIUM 6.5
  • TI-2024-30285 Mage AI file content request remote arbitrary file leak CVSS 3.1MEDIUM 6.5
  • TI-2023-14853 Mage terminal user authentication not working properly CVSS 3.1CRITICAL 9.8
  • TI-2024-30284 Mage AI allows deleted users to use the terminal server with admin access, leading to remote code execution CVSS 3.1HIGH 8.8
  • TI-2024-30286 Mage AI git content request remote arbitrary file leak CVSS 3.1MEDIUM 6.5

Sources