CVE-2026-66840 PUBLISHED

Assigner: jpcert
Reserved: 10.08.2026 Published: 04.09.2026 Updated: 04.09.2026

XING CPTrans-ME-X contains an Exposure of Sensitive System Information to an Unauthorized Control Sphere (CWE-497). Sensitive system information may be leaked.

Metrics

CVSS 3.0
CVSS 4.0

CVSS Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CVSS Score: 7.5

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

CVSS 3.0

CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/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	None	Integrity	None
Attack Requirements	None	Availability	None	Availability	None
Privileges Required	None
User Interaction	None

CVSS 4.0

Product Status

Vendor	Xing Inc.
Product	XING CPTrans-ME-X
Versions	Default: unaffected affected from 0 to 1.8.1.17 (excl.)

CVE-2026-66840 PUBLISHED

Metrics

Product Status

References

Problem Types