CVE-2026-19061

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

0.18% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 7.9% of scored records. A rank, not a probability.

NVD base score

6.3 (CVSS v4.0), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

NVD analysis status

Deferred. NVD last modified this record on 2026-08-12.

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

2026-08-06 17:00Z29 DAYS AGO

Last updated

2026-08-08 02:15Z28 DAYS AGO

Reserved

2026-08-06

Assigning CNA

VulDB

Record state

PUBLISHED

Severity

Medium (CVSS 6.3)

CNA CVSS vector

CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X

Weaknesses

• CWE-345Insufficient Verification of Data AuthenticityClass

Data version

5.2

Document digest

d6bf67a37275ed4d92d5bf06156b59b5fecf5d078c445a488fc90b55b23106ee

• vuldb.comVDB-386531 | Insta InstaKNXServiceApp Firmware Update CreateWebClientAndDownloadFileList data authenticityhttps://vuldb.com/vuln/386531vdb-entrytechnical-description
• vuldb.comVDB-386531 | CTI Indicators (IOB, IOC, IOA)https://vuldb.com/vuln/386531/ctisignaturepermissions-required
• vuldb.comCVE-2026-19061 | CVE Analysis and Reporthttps://vuldb.com/cve/CVE-2026-19061third-party-advisory
• vuldb.comSubmit #864343 | Insta GmbH InstaKNXServiceApp_v1.2.3.1469.etsapp v1.2.3.1469 Insufficient Verification of Data Authenticityhttps://vuldb.com/submit/864343third-party-advisory
• gist.github.comhttps://gist.github.com/isZzzz/f9da7d76cf2f7b93ec3f90efe17ed323broken-link