CVE-2026-5574Public exploitNetwork attack vector

Unauthenticated file deletion via unrestricted AJAX handler

Published Apr 5, 2026 · Updated Apr 5, 2026

Missing authorization in FsBrowseClean in Technostrobe HI-LED-WR120-G2 5.5.0.1R6.03.30 allows remote attackers to delete files. The unauthenticated AJAX handler accepts attacker-controlled dir and path values and passes path to deleteFile without authorization or path restriction. Network access to the embedded web server is sufficient, enabling deletion of configuration, credential, web-interface, or log files and interruption of device management.

CVSS severity6.5
Medium
EPSS probability0.54%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
Coverage for this vulnerability

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Summary

What happened

Missing authorization in FsBrowseClean in Technostrobe HI-LED-WR120-G2 5.5.0.1R6.03.30 allows remote attackers to delete files. The unauthenticated AJAX handler accepts attacker-controlled dir and path values and passes path to deleteFile without authorization or path restriction. Network access to the embedded web server is sufficient, enabling deletion of configuration, credential, web-interface, or log files and interruption of device management.

The record

CVE
CVE-2026-5574
Published
Apr 5, 2026
Updated
Apr 5, 2026
Vendor
Technostrobe
Product
HI-LED-WR120-G2
Classifications
CWE-863, CWE-862, T1485, T1070.004
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Apr 5, 2026CVE publishedPublication date reported by the CVE source.
  2. Apr 5, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=5.5.0.1R6.03.30

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Technostrobe · HI-LED-WR120-G2version=5.5.0.1R6.03.30

Published CVSS scores

9.1NIST NVDCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
6.4VulDBAV:N/AC:L/Au:N/C:N/I:P/A:P
6.5VulDBCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
5.5VulDBCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:P

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitPublished

Weakness, pattern, technique

CWE-863Incorrect Authorization
CWE-862Missing Authorization
T1485Data Destruction
T1070.004File Deletion

Public exploit references

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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