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Teable authorization bypass lets users rename folders in other bases

Priority MEDIUM 45CWE-639Published · Updated

Key facts

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

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

Summary

Teable before 2026-10-12T12-45-53Z.3331 contains an authorization bypass that lets authenticated users rename folders in other bases. The PATCH /api/base/:baseId/node/folder/:folderId endpoint checks update permission only against the baseId in the URL, not against the base that holds the folder (CWE-639). An authenticated attacker with low privileges can rename folders in bases where they have no membership.

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

Description from the CNA

Teable before 2026-10-12T12-45-53Z.3331 contains an authorization bypass vulnerability that allows authenticated users to rename folders in other bases by supplying a foreign folderId. The PATCH /api/base/:baseId/node/folder/:folderId endpoint checks base|update only against the URL baseId, so attackers can rename folders in bases where they lack membership.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.0031 24th percentileScored 2026-11-07
Fix Fixed teable (teableio): 2026-10-12T12-45-53Z.3331

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
Automatable
No
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
teableioteablebefore 2026-10-12T12-45-53Z.33312026-10-12T12-45-53Z.3331Patch availableCNA
  • teable Vendorteableio Affected before 2026-10-12T12-45-53Z.3331 Fixed in 2026-10-12T12-45-53Z.3331 Patch available CNA

Remediation

Update Teable to 2026-10-12T12-45-53Z.3331 or later.

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

  • Fix · CNA teable (teableio) Fixed in 2026-10-12T12-45-53Z.3331

Timeline

  1. 2026-10-18 Threatist record created from CVE-2026-112004
  2. 2026-10-18 Alias added: GHSA-f2vw-v2g4-6v2v
  3. 2026-10-20 CISA SSVC decision points changed
  4. 2026-10-20 Priority changed: LOW → MEDIUM

References

  • TI-2026-08404 teableio teable Sign-up LoginPage.tsx cross site scripting CVSS 4.0MEDIUM 5.3
  • TI-2026-40937 Teable - Missing Authorization in v2 REST API CVSS 4.0HIGH 8.7
  • TI-2026-40945 Teable - Unauthenticated Hidden Field Disclosure via Projection Parameter Override CVSS 4.0MEDIUM 6.9

Sources