# CVE-2026-5571: Technostrobe HI-LED-WR120-G2 unauthenticated information disclosure in /fs

Source: https://junglewise.ai/threats/cve-2026-5571-technostrobe-hi-led-wr120-g2-unauthenticated-information  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-04-05. Updated: 2026-07-24  
License: CC BY 4.0 with a link back

CVE-2026-5571 · Severity: medium · CVSS 5.3 · Published 2026-04-05

Technostrobe HI-LED-WR120-G2 is a controller used for managing high-intensity LED lighting systems on towers and tall structures. A security flaw allows unauthorized individuals to remotely access sensitive configuration files from the device without a password. This could lead to the exposure of administrative credentials and internal system settings, potentially allowing an attacker to take full control of the lighting infrastructure.

Technologies: [Technostrobe Hi-Led-Wr120-G2](https://junglewise.ai/threats/technologies/hi-led-wr120-g2), [Technostrobe Hi-Led-Wr120-G2 Firmware](https://junglewise.ai/threats/technologies/hi-led-wr120-g2-firmware). Vendors: [Technostrobe](https://junglewise.ai/threats/vendors/technostrobe).

## Quick answers

**Is CVE-2026-5571 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-5571 being exploited in the wild.

**How severe is CVE-2026-5571?** Medium severity, with a CVSS score of 5.3, published 5 April 2026.

**Which products and versions are affected?** Technostrobe Hi-Led-Wr120-G2 5.5.0.1R6.03.30.

**Is there a fix for CVE-2026-5571?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**How is CVE-2026-5571 attacked?** It is attacked over the network, in a network appliance.

**Am I affected by CVE-2026-5571?** Check whether you run Technostrobe Hi-Led-Wr120-G2 or Technostrobe Hi-Led-Wr120-G2 Firmware at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Technical details

An information disclosure vulnerability exists in the Technostrobe HI-LED-WR120-G2 firmware version 5.5.0.1R6.03.30. The vulnerability is located in the Configuration Data Handler component, specifically within the '/fs' file system endpoint. By manipulating the 'File' argument in a remote request, an unauthenticated attacker can retrieve sensitive files such as '/login.cfg' (containing obfuscated credentials) and MQTT broker configurations. The root cause is improper access control (CWE-284) on the file system interface. While the vendor was notified, no patch has been confirmed, and a public exploit/PoC is available.

## Affected products

- Technostrobe HI-LED-WR120-G2 5.5.0.1R6.03.30

## Timeline

- 2026-04-05: advisory: Initial disclosure by VulDB
- 2026-04-05: disclosed: Public exploit made available via GitHub research repository

## References

- [https://github.com/shiky8/my--cve-vulnerability-research/blob/main/my_VulnDB_cves/CVE-TECHNOSTROBE-03-InfoDisclosure.md](https://github.com/shiky8/my--cve-vulnerability-research/blob/main/my_VulnDB_cves/CVE-TECHNOSTROBE-03-InfoDisclosure.md)
- [https://vuldb.com/submit/783324](https://vuldb.com/submit/783324)
- [https://vuldb.com/vuln/355341](https://vuldb.com/vuln/355341)
- [https://vuldb.com/vuln/355341/cti](https://vuldb.com/vuln/355341/cti)

## Related threats

- [Technostrobe HI-LED-WR120-G2 unauthenticated file deletion in FsBrowseClean](https://junglewise.ai/threats/cve-2026-5574-technostrobe-hi-led-wr120-g2-unauthenticated-file-deletion-in)
- [Technostrobe HI-LED-WR120-G2 unauthenticated file upload in /fs](https://junglewise.ai/threats/cve-2026-5573-technostrobe-hi-led-wr120-g2-unauthenticated-file-upload-in-fs)
- [Technostrobe HI-LED-WR120-G2 CSRF in web interface](https://junglewise.ai/threats/cve-2026-5572-technostrobe-hi-led-wr120-g2-csrf-in-web-interface)
- [Technostrobe HI-LED-WR120-G2 auth bypass in /LoginCB](https://junglewise.ai/threats/cve-2026-5570-technostrobe-hi-led-wr120-g2-auth-bypass-in-logincb)
- [Technostrobe HI-LED-WR120-G2 broken access control in Endpoint](https://junglewise.ai/threats/cve-2026-5569-technostrobe-hi-led-wr120-g2-broken-access-control-in-endpoint)