CVE-2026-28640CWE-20

CVE-2026-28640

High · published October 5, 2026

CVSS v3.1
7.8
EPSS
0%
Percentile
0.1
In the wild
Unconfirmed
What it is

In checkCallerIsCertInstallerOrSelfInProfile of CredentialStorageActivity.java, there is a possible permission bypass due to improper input validation. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

The record
Technical detail
CVSS v3.1
7.8 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00074 · 0.1th percentile
Weakness
CWE-20 · Improper Input Validation
Published
2026-10-05T23:17Z
Affected products (3)
ProductVersionsFixed in
google/androidall versions—
google/androidall versions—
google/androidall versions—
References (1)
https://source.android.com/docs/security/bulletin/aaos/2026/2026-10-01 · [email protected]
EPSS history
Timeline
  • 07 OCT 03:40Z
    EPSS moved — → 0%
    epss
  • 05 OCT 18:39Z
    In checkCallerIsCertInstallerOrSelfInProfile of CredentialStorageActivity.java, there is a possible permission bypass due to improper input validation
    cvelistv5