CVE-2026-78806CWE-200information-disclosure

CVE-2026-78806

Medium · published September 22, 2026

CVSS v3.1
5.5
EPSS
0%
Percentile
1.2
In the wild
Unconfirmed
What it is

An issue in Matter Standard Specification-Implementation gap v1.5.1 Matter Project Chip V1.5.1 allows a local attacker to obtain sensitive information via the PerformCommissioningStep function in the ChipDeviceController.cpp component

The record
Technical detail
CVSS v3.1
5.5 · MEDIUM
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CVSS v4.0
Not supplied
EPSS
0.00109 · 1.2th percentile
Weakness
CWE-200 · Exposure of Sensitive Information to an Unauthorized Actor
Published
2026-09-22T02:16Z
References (3)
https://csa-iot.org/developer-resource/specifications-download-request/ · [email protected]https://github.com/Anonymous241429/Matter · [email protected]https://github.com/project-chip/connectedhomeip/ · [email protected]
EPSS history
Timeline
  • 23 SEP 03:48Z
    EPSS moved — → 0%
    epss
  • 21 SEP 00:00Z
    An issue in Matter Standard Specification-Implementation gap v1.5.1 Matter Project Chip V1.5.1 allows a local attacker to obtain sensitive information via the…
    cvelistv5