What is CVE-2019-9871?

CVE-2019-9871 is a critical-severity vulnerability in Jector Fm-K75, classified under Missing Authentication for Critical Function. CVSS score: 9.8/10. Published 2019-05-31.

How severe is CVE-2019-9871?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Is CVE-2019-9871 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Auth bypass in Jector Fm-K75

CVE-2019-9871

Jector Smart TV FM-K75 devices allow remote code execution because there is an adb open port with root permission.

Vulnerability class: Broken Authentication

Published 2019-05-31 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.058 (92.9th percentile), scored 2026-10-07.

Low probability of exploitation in the next 30 days, but still tracked. 93rd percentile — 92.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.058 · newest: 0.058 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-306 — Missing Authentication for Critical Function

Public proof-of-concept exploits

BlueFootedBird/Senior-Design

References

www.nccst.nat.gov.tw (Third Party Advisory)
github.com/cvereveal/CVEs/tree/master/CVE-2019-9871 (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2019-9871?: CVE-2019-9871 is a critical-severity vulnerability in Jector Fm-K75, classified under Missing Authentication for Critical Function. CVSS score: 9.8/10. Published 2019-05-31.
How severe is CVE-2019-9871?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2019-9871 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.