AUGUST 4, 2026
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Case File

CVE-2021-23977

MEDIUM · CVSS 5.3 EPSS 0.87%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-02-26 · Last synced 2026-08-04

CyberRota Analysis

AI analysis pending.

CVE
CVE-2021-23977
Severity
MEDIUM
CVSS
5.3
EPSS
0.87%
Android Firefox

Original NVD Description

Firefox for Android suffered from a time-of-check-time-of-use vulnerability that allowed a malicious application to read sensitive data from application directories. Note: This issue is only affected Firefox for Android. Other operating systems are unaffected. This vulnerability affects Firefox < 86.