AUGUST 4, 2026
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Case File

CVE-2021-47663

HIGH · CVSS 8.1 EPSS 0.44%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2025-04-24 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 8.1. It may be remotely exploitable.

CVE
CVE-2021-47663
Severity
HIGH
CVSS
8.1
EPSS
0.44%

Original NVD Description

Due to improper JSON Web Tokens implementation an unauthenticated remote attacker can guess a valid session ID and therefore impersonate a user to gain full access.