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CVE-2026-21029 Samsung Mobile CVE debrief

CVE-2026-21029 is a MEDIUM severity vulnerability with a CVSS score of 6.8. It involves improper export of android application components in Galaxy Editing Service prior to SMR Jun-2026 Release 1, allowing a local attacker to execute privileged operations.

Vendor
Samsung Mobile
Product
Samsung Mobile Devices
CVSS
MEDIUM 6.8
CISA KEV
Not listed in stored evidence
Original CVE published
2026-06-05
Original CVE updated
2026-06-06
Advisory published
2026-06-05
Advisory updated
2026-06-06

Who should care

Users of Samsung Galaxy devices with versions prior to SMR Jun-2026 Release 1 should apply the patch to prevent local attackers from executing privileged operations.

Technical summary

The vulnerability is caused by improper export of android application components in Galaxy Editing Service. This allows a local attacker to execute privileged operations on affected Samsung Galaxy devices.

Defensive priority

High

Recommended defensive actions

  • Apply the patch: Refer to https://security.samsungmobile.com/securityUpdate.smsb?year=2026&month=06 for patch details.

Evidence notes

CVE-2026-21029 details sourced from official CVE and NVD records.

Official resources

CVE-2026-21029 was published on 2026-06-05T11:16:35.440Z and modified on 2026-06-06T02:00:13.327Z.