CVE-2026-55366

EUVD-2026-78954
In IP Multimedia Subsystem, there is a possible authentication bypass due to a logic error in the code. This could lead to remote escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
9.8 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 39.91%
Affected Products (NVD)
VendorProductVersion
googleandroid
-
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://source.android.com/docs/security/bulletin/pixel/2026/2026-09-01