GHSA-h42w-g3ch-rjjmMediumCVSS 4.7
open-multi-agent (@open-multi-agent/core) 1.5.0 through 1.21.2 contains a link following...
🔗 CVE IDs covered (1)
📋 Description
open-multi-agent (@open-multi-agent/core) 1.5.0 through 1.21.2 contains a link following vulnerability in the file_write tool sandbox that allows attackers to create files outside the workspace root by using dangling symlinks. Attackers can plant a dangling symlink in the workspace and steer the agent via prompt injection to write attacker-influenced content anywhere the agent process can write.
🔗 References (7)
- https://nvd.nist.gov/vuln/detail/CVE-2026-108600
- https://github.com/open-multi-agent/open-multi-agent
- https://github.com/open-multi-agent/open-multi-agent/blob/6ec5498643c7e431aa66751f17f47a529e7f927c/packages/core/src/tool/built-in/file-write.ts#L67
- https://github.com/open-multi-agent/open-multi-agent/blob/6ec5498643c7e431aa66751f17f47a529e7f927c/packages/core/src/tool/built-in/path-safety.ts#L104-L113
- https://hackmd.io/@haind/open-multi-agent-file-write-dangling-symlink-escape
- https://www.vulncheck.com/advisories/open-multi-agent-1.5.0-through-1.21.2-sandbox-escape-via-file-write-dangling-symlink
- https://github.com/advisories/GHSA-h42w-g3ch-rjjm