What is CVE-2026-56949?

CVE-2026-56949 is a medium-severity vulnerability in Google Android, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 6.4/10. Published 2026-11-10.

How severe is CVE-2026-56949?

Medium severity. CVSS v3 base score is 6.4 out of 10.

Vulnerability in Google Android

CVE-2026-56949

In multiple locations, there is a possible way to modify authenticated coprocessor firmware in shared memory before loading due to a race condition. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.

Vulnerability class: Race Condition

Published 2026-11-10 · last modified 2026-11-11.

CVSS v3 metric

CVSS v3 base score 6.4 (Medium). Vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Google Android — versions Android kernel

Weakness classification (CWE)

CWE-362 — Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition)

References

source.android.com/docs/security/bulletin/pixel/2026/2026-11-01

Frequently asked questions

What is CVE-2026-56949?: CVE-2026-56949 is a medium-severity vulnerability in Google Android, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 6.4/10. Published 2026-11-10.
How severe is CVE-2026-56949?: Medium severity. CVSS v3 base score is 6.4 out of 10.