What is CVE-2026-58378?

CVE-2026-58378 is a high-severity vulnerability in Allwinner H616, classified under Active Debug Code. CVSS score: 8.8/10. Published 2026-07-09.

How severe is CVE-2026-58378?

High severity. CVSS v3 base score is 8.8 out of 10.

Vulnerability in Allwinner H616

CVE-2026-58378

Allwinner H616 TV Box TV98 has ADB enabled and exposed to the network on production. An attacker could request for ADB authorization and gain root level privileges if the victim allows access.

Published 2026-07-09 · last modified 2026-07-21.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.004 (36.4th percentile), scored 2026-10-09.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 36th percentile — 36.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Allwinner H616 — versions 0

Weakness classification (CWE)

CWE-489 — Active Debug Code

References

9119a7d8-5eab-497f-8521-727c672e3725 (vdb-entry)
9119a7d8-5eab-497f-8521-727c672e3725 (third-party-advisory)

Frequently asked questions

What is CVE-2026-58378?: CVE-2026-58378 is a high-severity vulnerability in Allwinner H616, classified under Active Debug Code. CVSS score: 8.8/10. Published 2026-07-09.
How severe is CVE-2026-58378?: High severity. CVSS v3 base score is 8.8 out of 10.