CVE-2026-82770 PUBLISHED

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

Buffer overflow vulnerability exists in Contec RP-WAH-SR Series. If a remote attacker sends a specially crafted request to the product's web service, an arbitrary program may be executed.

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS Score: 8.8

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

CVSS 3.1

CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
CVSS Score: 8.7

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

CVSS 4.0

Product Status

Vendor	Contec Co., Ltd.
Product	RP-WAH-SR1
Versions	Default: unaffected affected from 0 to 1.03 (excl.)

Vendor	Contec Co., Ltd.
Product	RP-WAH-SR2
Versions	Default: unaffected affected from 0 to 1.03 (excl.)

Vendor	Contec Co., Ltd.
Product	RP-WAH-SR12
Versions	Default: unaffected affected from 0 to 1.02 (excl.)

Vendor	Contec Co., Ltd.
Product	RP-WAH-SR22
Versions	Default: unaffected affected from 0 to 1.02 (excl.)

CVE-2026-82770 PUBLISHED

Metrics

Product Status

References

Problem Types