CVE-2026-122235
mediumJan from 0.8.5 before 0.8.8 contains a workspace guard bypass vulnerability in the agent-tools gate.rs that allows attackers to write files outside the workspa…
Jan from 0.8.5 before 0.8.8 contains a workspace guard bypass vulnerability in the agent-tools gate.rs that allows attackers to write files outside the workspace via dangling symlinks. Attackers supplying a malicious repository can use prompt injection to make the write or edit tools follow symlinks, creating files like ~/.ssh/authorized_keys on the host.
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N Affected products
Not reported by the source (unknown — not "none").
Weakness classification (CWE)
Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.
Mitigation & advisories
No vendor advisory or patch reference tagged by NVD. Check the references below.
References
- https://github.com/janhq/jan/commit/840c33e65182ba9975d32f710c5d111e25444b65 disclosure@vulncheck.com
- https://github.com/janhq/jan/pull/9424 disclosure@vulncheck.com
- https://github.com/janhq/jan/releases/tag/v0.8.8 disclosure@vulncheck.com
- https://github.com/janhq/jan/security/advisories/GHSA-7j4g-mj5j-p842 disclosure@vulncheck.com
- https://www.vulncheck.com/advisories/jan-0.8.5-before-0.8.8-workspace-guard-bypass-via-dan... disclosure@vulncheck.com