CVE-2026-55262 | BDVDB-2026-398917 Detail

GoogleAndroid

Description#

In setNotificationListenerAccessGrantedForUserInternal of NotificationManagerService.java, there is a possible policy desynchronization 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.

Impact#

Per CVSS v3.1: confidentiality impact high, integrity impact high, availability impact high. Attack vector: local.

Weaknesses#

CWE-20 Improper Input Validation

References#

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

Exploit#

No public exploit known

History#

Version 12026-11-02Record published in the CVE List.
Version 22026-11-03Most recent update recorded in the CVE List.

Published

Published: 2026-11-02
Last modified: 2026-11-03

Vendor information

Vendor: Google
Product: Android

All Google vulnerabilities

Score

8.4 High

EPSS

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 0.8.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Improper Input Validation

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
17
Fixed
Not stated
Vulnerable
16-qpr2
Fixed
Not stated
Vulnerable
16
Fixed
Not stated
Vulnerable
15
Fixed
Not stated
Vulnerable
14
Fixed
Not stated

Scoring System

CVSS v4.0

Not available

CVSS v3.1

8.4 High

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Metric breakdown
Attack Vector	Local
Attack Complexity	Low
Privileges Required	None
User Interaction	None
Scope	Unchanged
Confidentiality	High
Integrity	High
Availability	High

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).