CVE-2026-38704: A command injection vulnerability exists in the WireGuard VPN feature of InHand Networks IR302 firmware V3.5.1

Q: How do I fix CVE-2026-38704?

ir315 firmware: upgrade to 1.0.121; ir302 firmware: upgrade to 3.5.112; ir615 firmware: upgrade to 1.0.121. Exact commands for each OS are on this page.

Q: Is CVE-2026-38704 being exploited?

CVE-2026-38704 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2026-38704 affect?

CVE-2026-38704 affects ir315 firmware, ir302 firmware, ir615 firmware. Severity is critical (CVSS 9.8). A command injection vulnerability exists in the WireGuard VPN feature of InHand Networks IR302 firmware V3.5.108, IR305 firmware V1.0.118, IR315 firmware V1.0.118, IR615 firmware V1.0.118, and earlier versions. Attackers can exploit this vu

Q: How urgent is CVE-2026-38704?

Priority 60/100. Critical severity; CISA SSVC: automatable with total technical impact; Remotely exploitable, no login, no user action

This week

CRITICAL 9.8REMOTEUPGRADEUPGRADEUPGRADE

CVE-2026-38704 is a critical-severity flaw (CVSS 9.8) affecting ir315 firmware, ir302 firmware, ir615 firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A command injection vulnerability exists in the WireGuard VPN feature of InHand Networks IR302 firmware V3.5.108, IR305 firmware V1.0.118, IR315 firmware V1.0.118, IR615 firmware V1.0.118, and earlier versions. Attackers can exploit this vulnerability to obtain ROOT privileges on remote target devices.

Why this priority

Critical severity
CISA SSVC: automatable with total technical impact
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	1.3% (top 30%)
CISA exploited list	No
Weakness	CWE-77
Published	2026-05-28
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: inhandnetworks

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-05-28 17:16 UTCPublished CVE record published
2026-06-17 10:41 UTCUpdated Record last modified

inhandnetworks ir315 firmware UPGRADE

Affected: < 1.0.121

Fixed in: 1.0.121

Safe to downgrade to: no unaffected older release

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.

inhandnetworks ir302 firmware UPGRADE

Affected: < 3.5.112

Fixed in: 3.5.112

Safe to downgrade to: no unaffected older release

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.

inhandnetworks ir615 firmware UPGRADE

Affected: < 1.0.121

Fixed in: 1.0.121

Safe to downgrade to: no unaffected older release

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.

inhandnetworks ir305 firmware UPGRADE

Affected: < 1.0.121

Fixed in: 1.0.121

Safe to downgrade to: no unaffected older release

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.

Exact fixes by distribution

Fedora 46 · proftpd · FIXED · 1.3.9e-1.fc46 · FEDORA-2026-fc0d87d66e · source

sudo dnf upgrade --advisory=FEDORA-2026-fc0d87d66e

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-2026-38704?

ir315 firmware: upgrade to 1.0.121; ir302 firmware: upgrade to 3.5.112; ir615 firmware: upgrade to 1.0.121. Exact commands for each OS are on this page.

Is CVE-2026-38704 being exploited?

CVE-2026-38704 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-2026-38704 affect?

CVE-2026-38704 affects ir315 firmware, ir302 firmware, ir615 firmware. Severity is critical (CVSS 9.8). A command injection vulnerability exists in the WireGuard VPN feature of InHand Networks IR302 firmware V3.5.108, IR305 firmware V1.0.118, IR315 firmware V1.0.118, IR615 firmware V1.0.118, and earlier versions. Attackers can exploit this vu

How urgent is CVE-2026-38704?

Priority 60/100. Critical severity; CISA SSVC: automatable with total technical impact; Remotely exploitable, no login, no user action

Software pages

WireGuard vulnerabilities

Related CVEs

CVE-2026-38702 CRITICAL 9.8 UPGRADE UPGRADE A command injection vulnerability exists in the Admin Access feature of InHand Networks IR302 firmware V3.5.10
CVE-2026-38703 CRITICAL 9.8 UPGRADE UPGRADE A command injection vulnerability exists in the ZeroTier VPN feature of InHand Networks IR302 firmware V3.5.10
CVE-2026-38707 CRITICAL 9.8 UPGRADE UPGRADE A command injection vulnerability exists in the IPSec VPN feature of InHand Networks IR302 firmware V3.5.108,

References

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