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Vulnerability record · CVE-2026-21074 · published 10 August 2026

CVE-2026-21074: Incorrect default permissions vulnerability

Incorrect default permissions in Bixby prior to version 4.0.86.0 allows local attackers to execute arbitrary commands with Bixby privilege.

7.2 CVSS 4.0 High EPSS 0.14% · top 97.0% CWE-276 · Incorrect default permissions Undergoing Analysis
7.2CVSS 4.0 base score
0.14%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
1References
18 Aug 2026Last modified by NVD

Description

Incorrect default permissions in Bixby prior to version 4.0.86.0 allows local attackers to execute arbitrary commands with Bixby privilege.

CVSS:4.0/AV:L/AC:L/AT:P/PR:L/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:

References

LinkTags
https://security.samsungmobile.com/serviceWeb.smsb?year=2026&month=08

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2026-21074), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.