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High 7.0Published Oct 23, 2026

CVE-2026-114353DJI CrystalSky ZS600C USB-gadget backdoor allows root command execution

Updated under an hour ago ()

Does this affect you?

It affects DJI CrystalSky ZS600C. Add what you run to find out whether that includes you.

EPSS puts the chance of exploitation in the next 30 days at 0.15%, higher than 5% of scored CVEs.

Hidden functionality (undocumented backdoor) in the root-privileged 'assistant' daemon in DJI CrystalSky ZS600C firmware v0.3.9.7 through v0.6.6.9 on Android allows a physically-present attacker with USB access to execute arbitrary OS commands as root by sending the hard-coded magic string 'dji26656677' to the USB-gadget serial interface (/dev/ttyGS0), after which each subsequent line is passed to system().

CVSS
7.0 HIGH (v4.0, CNA)CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/S:P
Weakness (CWE)
CWE-912
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
0.15% (percentile 5)
Assigned by
NCSC.ch
NVD analysis
Deferred
Record last updated
Oct 23, 2026
First seen by InfoSec Signals
Oct 23, 2026

Affected products

Affected products
DJI CrystalSky ZS600C
dji:crystalsky_zs600c (from the name)
from 0.3.9.7 through 0.6.6.9
CNA record

References

References

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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