High CVSS 8.5

CVE-2026-21055

Improper export of android application components in Bixby prior to version 4.0.70.8 allows local attackers to execute arbitrary commands with Bixby privilege.

What this means

Exposure: Exploitable with local access to the machine, without authentication and with no action from the victim.
Impact: An attacker can read sensitive data and modify or destroy data.
Likelihood: Its EPSS score stays low: nothing points to imminent exploitation, which is no reason to leave it unpatched.

What to doFold into the next patch cycle.

Read automatically from the CVSS vector, the weakness type (CWE) and the EPSS score. The technical description above remains the one published by NIST.

Published: 10 July 2026
CVSS: 8.5 (v4.0) CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/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
EPSS: 0.17% probability of exploitation within 30 days · above 7% of all CVEs
Sources: nvd

References

https://nvd.nist.gov/vuln/detail/CVE-2026-21055