CVE-2026-78806

Exploitation

Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.

SSVC decision

• ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
• AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
• Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.

CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.

EPSS probability

0.10% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 1.1% of scored records. A rank, not a probability.

NVD base score

5.5 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

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

NVD analysis status

Deferred. NVD last modified this record on 2026-09-24.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2026-09-21 00:00Z1 MO AGO

Last updated

2026-09-24 13:12Z1 MO AGO

Reserved

2026-08-25

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Medium (CVSS 5.5)

CNA CVSS vector

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

Weaknesses

• CWE-200Exposure of Sensitive Information to an Unauthorized ActorClass

Data version

5.2

Document digest

889136ad0958e7c2c29763d3563f8433d0f6b99baa06de48013f91c6d461aea8

• github.comhttps://github.com/project-chip/connectedhomeip/
• csa-iot.orghttps://csa-iot.org/developer-resource/specifications-download-request/
• github.comhttps://github.com/Anonymous241429/Matter