AUGUST 4, 2026
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Case File

CVE-2020-23533

HIGH · CVSS 7.5 EPSS 0.92%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-04-06 · Last synced 2026-08-04

CyberRota Analysis

AI analysis pending.

CVE
CVE-2020-23533
Severity
HIGH
CVSS
7.5
EPSS
0.92%

Original NVD Description

Union Pay up to 1.2.0, for web based versions contains a CWE-347: Improper Verification of Cryptographic Signature vulnerability, allows attackers to shop for free in merchants' websites and mobile apps, via a crafted authentication code (MAC) which is generated based on a secret key which is NULL.

Related CVEs

Other vulnerabilities affecting the same vendor(s)