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Symlink following in MoAI-ADK lets attackers overwrite files outside the project

Priority MEDIUM 55CWE-59Published · Updated

Key facts

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

Attack profile from CVSS 4.0 · CNA. Fix status from CNA.

Summary

MoAI-ADK through 3.1.2 contains an improper link resolution flaw (CWE-59) in the moai init template deployer. A malicious repository can commit a symlink at a .moai-tmp staging path, so the write follows the link and overwrites files outside the project that the victim can write. An attacker needs only to get the victim to run moai init on the repository, and the overwritten files suffer low integrity and availability impact.

Written with Claude Haiku 5.5 from the sources below · 2026-11-06

Description from the CNA

MoAI-ADK through 3.1.2 contains an improper link resolution vulnerability in the moai init template deployer that allows malicious repositories to overwrite files outside the project via a symlinked .moai-tmp staging path. Attackers can commit a symlink such as .claude/settings.json.moai-tmp so atomicWriteFile truncates and overwrites victim-writable files with MoAI template content.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00209 11th 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
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
modu-aimoai-adkup to 3.1.2—No fix listedCNA
  • moai-adk Vendormodu-ai Affected up to 3.1.2 Fixed in — No fix listed CNA

Remediation

No fixed version is listed for moai-adk in the sources, so every version through 3.1.2 remains affected.

Written with Claude Haiku 5.5 from the sources below · 2026-11-06

Vendor assessments

Red Hat

Red Hat's page for this CVE →

Not affected: 1 product
  • Red Hat

Timeline

  1. 2026-10-11 Threatist record created from CVE-2026-108751
  2. 2026-10-11 Alias added: GHSA-c39q-75j3-4qgf
  3. 2026-10-13 CISA SSVC decision points changed
  4. 2026-10-13 Priority changed: LOW → MEDIUM
  5. 2026-11-06 Affected versions changed · Red Hat
  6. 2026-11-06 CVSS score added · Red Hat

References

Sources