CVE-2026-21157

HIGH
MEDIUM Priority: 0.01 BB Relevance: 37/100
Published: 2026-10-29 Modified: 2026-10-30 First seen: 2026-10-29 Status: active

Attack Surface

Low Complexity No Interaction Conf. Impact Integ. Impact

CVSS Vector Breakdown

AV: Local
AC: Low
PR: High
UI: None
AT: None
VC: High
VI: High
VA: Low

Description

Improper input validation in Bixby prior to version 4.0.85.6 allows privileged local attackers to launch arbitrary activity.

Weakness Classification (1)

Bug Bounty Relevance

37 / 100
✓ Low complexity
✓ No user interaction

CVSS Score

8.3 / 10.0 v4.0
CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N

EPSS — Exploitation Probability

0.11%
Raw Score 0.001060
Percentile 1.1%
Date 2026-10-29

Intelligence Sources

mitre ref →
nvd ref →