HOMEVULNERABILITIESCVE-2023-5247
HIGH

CVE-2023-5247

CWE-73Published: November 30, 2023· Updated: Jun 17, 2026

7.8
CVSS v3.1

Official Description

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.

NVD Source

Technical Analysis

CVE-2023-5247 requires local access, meaning attackers must already have a foothold on the target system.

Exploitation does not require any privileges, though user interaction (Required) is needed, which slightly reduces the risk of mass automated attacks.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 7.8.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorLocal
Attack ComplexityLow
Privileges Req.None
User InteractionRequired
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected Vendors & Products

mitsubishielectric4 product(s)
gx works3melsoft iq appportalmelsoft navigatormotion control setting
Source: NVD CPE · 4 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

ADVISORYhttps://jvn.jp/vu/JVNVU93383160/
ADVISORYhttps://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2023-016_en.pdf
ADVISORYhttps://jvn.jp/vu/JVNVU93383160/
ADVISORYhttps://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2023-016_en.pdf

All References (4)

→
https://jvn.jp/vu/JVNVU93383160/Mitigation · Third Party Advisory
→
https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2023-016_en.pdfMitigation · Vendor Advisory
→
https://jvn.jp/vu/JVNVU93383160/Mitigation · Third Party Advisory
→
https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2023-016_en.pdfMitigation · Vendor Advisory

Quick Facts

CVE IDCVE-2023-5247
CVSS Score7.8 / 10
SeverityHIGH
WeaknessCWE-73
CISA KEVNo
Affected1 vendor(s)
PublishedNov 30, 2023

Related CVEs (CWE-73)

CVE-2026-50148
10.0
CVE-2026-27211
10.0
CVE-2026-14480
9.9
CVE-2026-28286
9.9
CVE-2025-71334
9.8
CVE-2024-0728
9.8

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2023-5247 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
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