CVE-2026-21120CWE-416

CVE-2026-21120

published October 12, 2026

CVSS
8.9
EPSS
0%
Percentile
6.5
In the wild
Unconfirmed
What it is

Use after free in WSM service prior to SMR Oct-2026 Release 1 allows local attackers to potentially execute arbitrary code with system privilege.

The record
Technical detail
CVSS
8.9 · NONE
CVSS v4.0
8.9 · CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
EPSS
0.00174 · 6.5th percentile
Weakness
CWE-416 · Use After Free
Published
2026-10-12T09:17Z
References (1)
https://security.samsungmobile.com/securityUpdate.smsb?year=2026&month=10 · [email protected]
EPSS history
Timeline
  • 13 OCT 03:29Z
    EPSS moved — → 0%
    epss
  • 12 OCT 04:57Z
    Use after free in WSM service prior to SMR Oct-2026 Release 1 allows local attackers to potentially execute arbitrary code with system privilege
    cvelistv5
  • 12 OCT 04:57Z
    Use after free in WSM service prior to SMR Oct-2026 Release 1 allows local attackers to potentially execute arbitrary code with system privilege
    cvelistv5