CVE-2026-82775 PUBLISHED

Assigner: jpcert
Reserved: 31.08.2026 Published: 14.09.2026 Updated: 14.09.2026

An exposure of information through directory listing issue exists in CONPROSYS M2M Gateway Series and CONPROSYS M2M Controller Series. Accessing a specific URL on this product may allow a remote unauthenticated attacker to obtain the directory list without authentication.

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
CVSS Score: 4.3

Attack Vector	Network	Scope	Unchanged
Attack Complexity	Low	Confidentiality Impact	Low
Privileges Required	Low	Integrity Impact	None
User Interaction	None	Availability Impact	None

CVSS 3.1

CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
CVSS Score: 5.3

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Network	Confidentiality	Low	Confidentiality	None
Attack Complexity	Low	Integrity	None	Integrity	None
Attack Requirements	None	Availability	None	Availability	None
Privileges Required	Low
User Interaction	None

CVSS 4.0

Product Status

Vendor	Contec Co., Ltd.
Product	M2M Gateway Integrated Type CPS-MG341*
Versions	Default: unaffected affected from 0 to 4.1.0 (excl.)

Vendor	Contec Co., Ltd.
Product	M2M Gateway Configurable type CPS-MGS341*
Versions	Default: unaffected affected from 0 to 4.1.0 (excl.)

Vendor	Contec Co., Ltd.
Product	M2M Controller Integrated Type CPS-MC341
Versions	Default: unaffected affected from 0 to 4.1.0 (excl.)

Vendor	Contec Co., Ltd.
Product	M2M Controller Configurable type CPS-MCS341*
Versions	Default: unaffected affected from 0 to 4.1.0 (excl.)

CVE-2026-82775 PUBLISHED

Metrics

Product Status

References

Problem Types