CVE-2026-5573: A weakness has been identified in Technostrobe HI-LED-WR120-G2 5.5.0.1R6.03.30

This week

HIGH 7.3REMOTEMITIGATE

CVE-2026-5573 is a high-severity flaw (CVSS 7.3) affecting hi-led-wr120-g2 firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A weakness has been identified in Technostrobe HI-LED-WR120-G2 5.5.0.1R6.03.30. This impacts an unknown function of the file /fs. Executing a manipulation of the argument cwd can lead to unrestricted upload. The attack can be launched remotely. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

Why this priority

High severity
Public exploit reference
Remotely exploitable, no login, no user action

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	7.3 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.5% (top 56%)
CISA exploited list	No
Weakness	CWE-284, CWE-434
Published	2026-04-05
Last modified	2026-07-24

Publisher (CNA): VulDB · Vendor: technostrobe

Last updated 2026-07-24 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-04-05 15:16 UTCPublished CVE record published
2026-07-24 20:10 UTCUpdated Record last modified

technostrobe hi-led-wr120-g2 firmware MITIGATE

Affected: 5.5.0.1r6.03.30

Fixed in: no fixed release known

Safe to downgrade to: a release before 5.5.0.1r6.03.30

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-5573?

hi-led-wr120-g2 firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2026-5573 being exploited?

CVE-2026-5573 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-5573 affect?

CVE-2026-5573 affects hi-led-wr120-g2 firmware. Severity is high (CVSS 7.3). A weakness has been identified in Technostrobe HI-LED-WR120-G2 5.5.0.1R6.03.30. This impacts an unknown function of the file /fs. Executing a manipulation of the argument cwd can lead to unrestricted upload. The attack can be launched remot

How urgent is CVE-2026-5573?

Priority 47/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action

Related CVEs

CVE-2026-5574 MEDIUM 6.5 MITIGATE A security vulnerability has been detected in Technostrobe HI-LED-WR120-G2 5.5.0.1R6.03.30
CVE-2026-5571 MEDIUM 5.3 MITIGATE A vulnerability was identified in Technostrobe HI-LED-WR120-G2 5.5.0.1R6.03.30
CVE-2026-5572 MEDIUM 4.3 MITIGATE A security flaw has been discovered in Technostrobe HI-LED-WR120-G2 5.5.0.1R6.03.30
CVE-2026-5570 HIGH 7.3 MITIGATE A vulnerability was determined in Technostrobe HI-LED-WR120-G2 5.5.0.1R6.03.30
CVE-2026-5569 HIGH 7.3 MITIGATE A vulnerability was found in Technostrobe HI-LED-WR120-G2 5.5.0.1R6.03.30

References

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