Is CVE-2021-24148 actively exploited?

No active exploitation of CVE-2021-24148 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2021-24148 be exploited remotely?

Yes. CVE-2021-24148 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2021-24148?

CVE-2021-24148 has a CVSS score of 9.8 (CRITICAL).

HOME VULNERABILITIESCVE-2021-24148

CRITICAL

CVE-2021-24148

CWE-287Published: March 18, 2021· Updated: Jun 17, 2026

9.8

CVSS v3.1

Official Description

A business logic issue in the MStore API WordPress plugin, versions before 3.2.0, had an authentication bypass with Sign In With Apple allowing unauthenticated users to recover an authentication cookie with only an email address.

NVD Source

Technical Analysis

CVE-2021-24148 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.

From a weakness classification perspective (CWE-287): Authentication bypass vulnerabilities allow attackers to access protected resources without valid credentials.