CVE-2026-21018

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Published 2026-05-13 · Modified 2026-05-13

CVSS v3

6.7

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

CVSS v2

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VIR risk

6.7

Description

Out-of-bounds write in SveService prior to SMR May-2026 Release 1 allows local privileged attackers to execute arbitrary code.

Exploit likelihood

66%

Patch ETA

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Heuristic predictions, AS-IS, for prioritization only.

vendor Authored 2026-05-27

Vendor advisory: mobile.security@samsung.com — https://security.samsungmobile.com/securityUpdate.smsb?year=2026&month=05

CWE-787

Verify integrity in audit chain (admin only). AS-IS.