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CVE-2025-15080

Information Disclosure, Information Tampering, and Denial of Service (DoS) Vulnerability in Mitsubishi Electric proprietary protocol communication and SLMP communication for FA products

Published: Feb 5, 2026Updated: Feb 6, 2026 Sources: CVE List NVD csafCWE-1284
NVD MITRE
9.4CVSSCRITICAL
EPSS Score
0.5%
Top 59.0%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

Improper Validation of Specified Quantity in Input vulnerability in Mitsubishi Electric MELSEC iQ-R Series R08PCPU, R16PCPU, R32PCPU, and R120PCPU allows an unauthenticated attacker to read device data or part of a control program from the affected product, write device data in the affected product, or cause a denial of service (DoS) condition on the affected product by sending a specially crafted packet containing a specific command to the affected product.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:LI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:LConfidentiality
Low
I:HIntegrity
High
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-1284

Affected Products

MELSEC iQ-R Series R08PCPUMitsubishi Electric CorporationICS / OT / IoT
MELSEC iQ-R Series R16PCPUMitsubishi Electric CorporationICS / OT / IoT
MELSEC iQ-R Series R32PCPUMitsubishi Electric CorporationICS / OT / IoT
MELSEC iQ-R Series R120PCPUMitsubishi Electric CorporationICS / OT / IoT
mitsubishi electric corporationcommercialJPICS / OT / IoTaka mitsubishi electric

Exploitability

Official Patch Available

References

https://jvn.jp/vu/JVNVU95093080/
jvn.jp
https://www.cisa.gov/news-events/ics-advisories/icsa-26-036-02
cisa.gov
https://www.mitsubishielectric.com/psirt/vulnerability/pdf/2025-020_en.pdf
mitsubishielectric.com
and 13 more references View all →

Timeline

Published
Feb 5, 2026
Last Updated
Feb 6, 2026

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