Mitsubishi Electric MELSOFT Navigator

Name: Mitsubishi Electric MELSOFT Navigator
Brand: Mitsubishi Electric

productEU

A product tracked in the threat graph; the vulnerabilities below are known to affect it.

KEV-listed

public exploit

EPSS ≥ 10%

by severity

6critical5high2medium0low

updated 2026-10-28

vulnerabilities (13)

Related CVEs.

sort

ID	severity	EPSS	exploitable	patched	published	affected
CVE-2021-20588US	critical9.8	6.88% (94th)	—	no fix	2021-02-19	≤ 2.74C
CVE-2021-20587US	critical9.8	3.89% (90th)	—	no fix	2021-02-19	≤ 2.74C
CVE-2020-14523US	critical9.8	2.25% (83rd)	—	no fix	2022-02-11	2 versions
CVE-2023-6943US	critical9.8OT elevated	2.13% (82nd)	—	2.102G	2024-01-30	1.04E\| → 2.102G
CVE-2020-5602US	high7.5	1.43% (73rd)	—	no fix	2020-06-30	≤ 2.58L
CVE-2020-5603US	high7.5	1.33% (71st)	—	no fix	2020-06-30	≤ 2.58L
CVE-2020-14521US	critical9.8OT elevated	1.30% (70th)	—	no fix	2022-02-11	≤ unspecified ≤Version 2.74C
CVE-2021-20607US	medium5.5	0.99% (62nd)	—	no fix	2021-12-17	≤ 2.84N
CVE-2021-20606US	medium5.5	0.99% (62nd)	—	no fix	2021-12-17	≤ 2.84N
CVE-2023-6942US	high7.5OT elevated	0.95% (61st)	—	2.102G	2024-01-30	1.04E\| → 2.102G
CVE-2020-14496US	critical9.8	0.87% (59th)	—	no fix	2022-05-19	2 versions
CVE-2023-5247US	high7.8	0.26% (18th)	—	no fix	2023-11-30	≤ vers:all/*
CVE-2023-4088US	high7.8OT elevated	0.18% (8th)	—	no fix	2023-09-20	≤ vers:all/*

The flaw types (CWEs) most of these CVEs share.

CWE-276Incorrect Default Permissions2 CVEs
CWE-306Missing Authentication for Critical Function2 CVEs
CWE-119Improper Restriction of Operations within the Bounds of a Memory Buffer1 CVEs
CWE-122Heap-based Buffer Overflow1 CVEs
CWE-125Out-of-bounds Read1 CVEs
CWE-130Improper Handling of Length Parameter Inconsistency1 CVEs
CWE-191Integer Underflow (Wrap or Wraparound)1 CVEs
CWE-22Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')1 CVEs

Which sources assert this record, and when.

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