Description
TEN Framework 0.11.71 contains unauthenticated arbitrary file read and write vulnerabilities in the TMAN Designer file-content API endpoints. Attackers can submit POST and PUT requests to the /api/designer/v1/file-content endpoints to read arbitrary files or write malicious content to system paths, enabling code execution through authorized_keys, cron files, or executable graph files.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| TEN-framework | ten-framework | ≤ 0.11.71 | — |
Automated scanner template
A ready-made Nuclei template detects this vulnerability automatically. Vulnerabilities with public scanner templates are typically probed across the internet soon after the template appears — exposed systems should be patched first.
- TEN Framework - Arbitrary File Read & Write http/cves/2026/CVE-2026-85688.yaml
Source: projectdiscovery/nuclei-templates (MIT) — updated daily. Only links are listed.
References
- GitHub Issue #2187 issue-tracking
- https://github.com/TEN-framework/ten-framework product
- https://github.com/TEN-framework/ten-framework/blob/0.11.71/core/src/ten_manager/src/designer/file_content/mod.rs technical-description
- VulnCheck Advisory: TEN Framework 0.11.71 Unauthenticated File Read/Write via TMAN Designer third-party-advisory