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Vulnerability record · public intelligence
CVE-2021-1020
HIGH

CVE-2021-1020

Published Dec 15, 2021 · Updated Oct 23, 2026 · Also known as A-195111725, PUB-A-195111725

Severity · CVSSHIGH · 7.3
Known exploitationNot listed
EPSS / likelihood0.13%
QFinch risk score10 / 100

Original summary

Normalized public record · Updated Oct 23, 2026

In snoozeNotification of NotificationListenerService.java, there is a possible way to disable notification for an arbitrary user due to improper input validation. This could lead to local escalation of privilege with User execution privileges needed. User interaction is needed for exploitation.

Publisher and source text is retained separately from QFinch interpretation.

QFinch assessment

In snoozeNotification of NotificationListenerService.java, there is a possible way to disable notification for an arbitrary user due to improper input validation. This could lead to local escalation of privilege with User execution privileges needed. User interaction is needed for exploitation.

Evidence: public source records

Affected products

Affected scope reported by the available public evidence
Affected package, product or rangeFix status
Consult the referenced vendor advisory for affected versions.Consult source advisory

Matching a version is only one part of assessing exposure. QFinch has not assessed your environment on this public page.

Remediation

Apply the vendor-supported fixed release or mitigation, then verify the affected component is no longer reachable.

  1. Confirm the affected product and reachable code path exist in your environment.
  2. Apply the vendor-supported patch or mitigation from the primary advisory.
  3. Rescan the exact deployed revision and retain verification evidence.
Review primary references

Evidence coverage

CVENVDOSVEPSS
SSVC priority
MEDIUM
Confidence
10%
Aliases
A-195111725, PUB-A-195111725

Scores appear only when corresponding evidence exists. Missing data is never interpreted as zero risk.

Sources and record history

  1. source.android.com ↗

Record history

Published Dec 15, 2021 · Last refreshed Oct 23, 2026