CVE-2023-5247: Malicious Code Execution Vulnerability due to External Control of File Name or Path in multiple Mitsubishi Ele

Routine

HIGH 7.8MITIGATEMITIGATEMITIGATE

CVE-2023-5247 is a high-severity flaw (CVSS 7.8) affecting gx works3, melsoft iq appportal, melsoft navigator. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Malicious Code Execution Vulnerability due to External Control of File Name or Path in multiple Mitsubishi Electric FA Engineering Software Products allows a malicious attacker to execute a malicious code by having legitimate users open a specially crafted project file, which could result in information disclosure, tampering and deletion, or a denial-of-service (DoS) condition.

Why this priority

High severity

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

Risk facts

CVSS score	7.8 (High)
Attack vector	Local
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.3% (top 82%)
CISA exploited list	No
Weakness	CWE-73, CWE-610
Published	2023-11-30
Last modified	2026-06-17

Publisher (CNA): Mitsubishi Electric Corporation · Vendor: mitsubishielectric

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

Am I affected?

Timeline

2023-11-30 04:15 UTCPublished CVE record published
2026-06-17 06:48 UTCUpdated Record last modified

mitsubishielectric gx works3 MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy gx-works3 || rpm -q gx-works3 || gx-works3 --version

No fixed or unaffected release known

Apply the vendor mitigation from the advisory, disable the affected feature, or restrict network access.

mitsubishielectric melsoft iq appportal MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy melsoft-iq-appportal || rpm -q melsoft-iq-appportal || melsoft-iq-appportal --version

No fixed or unaffected release known

Apply the vendor mitigation from the advisory, disable the affected feature, or restrict network access.

mitsubishielectric melsoft navigator MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy melsoft-navigator || rpm -q melsoft-navigator || melsoft-navigator --version

No fixed or unaffected release known

Apply the vendor mitigation from the advisory, disable the affected feature, or restrict network access.

mitsubishielectric motion control setting MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy motion-control-setting || rpm -q motion-control-setting || motion-control-setting --version

No fixed or unaffected release known

Apply the vendor mitigation from the advisory, disable the affected feature, or restrict network access.

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-2023-5247?

gx works3: mitigate or apply the listed mitigation; melsoft iq appportal: mitigate or apply the listed mitigation; melsoft navigator: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2023-5247 being exploited?

CVE-2023-5247 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-2023-5247 affect?

CVE-2023-5247 affects gx works3, melsoft iq appportal, melsoft navigator. Severity is high (CVSS 7.8). Malicious Code Execution Vulnerability due to External Control of File Name or Path in multiple Mitsubishi Electric FA Engineering Software Products allows a malicious attacker to execute a malicious code by having legitimate users open a s

How urgent is CVE-2023-5247?

Priority 32/100. High severity

Software pages

Mitsubishi Electric vulnerabilities

Related CVEs

CVE-2023-6943 CRITICAL 9.8 DOWNGRADE MITIGATE Use of Externally-Controlled Input to Select Classes or Code ('Unsafe Reflection') vulnerability in Mitsubishi
CVE-2023-6942 HIGH 7.5 DOWNGRADE MITIGATE Missing Authentication for Critical Function vulnerability in Mitsubishi Electric Corporation EZSocket version
CVE-2023-4088 CRITICAL 9.3 MITIGATE Incorrect Default Permissions vulnerability in Mitsubishi Electric Corporation multiple FA engineering softwar

References

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