What is CVE-2026-28587?

CVE-2026-28587 is a medium-severity vulnerability in Google Android, classified under Missing Authorization. CVSS score: 5.5/10. Published 2026-06-17.

How severe is CVE-2026-28587?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Auth bypass in Google Android

CVE-2026-28587

In MmsSmsProvider of MmsSmsProvider.java, there is a possible way to retrieve sensitive information due to a missing permission check. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.

Vulnerability class: Broken Access Control

Published 2026-06-17 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.002 (6.2th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 6th percentile — 6.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.001 · newest: 0.002 · change: +0.001

Affected products

Google Android — versions 17.0, 17

Weakness classification (CWE)

CWE-862 — Missing Authorization

References

source.android.com/docs/security/bulletin/android-17 (vendor-advisory, Vendor Advisory)

Frequently asked questions

What is CVE-2026-28587?: CVE-2026-28587 is a medium-severity vulnerability in Google Android, classified under Missing Authorization. CVSS score: 5.5/10. Published 2026-06-17.
How severe is CVE-2026-28587?: Medium severity. CVSS v3 base score is 5.5 out of 10.