What is CVE-2025-8570?

CVE-2025-8570 is a critical-severity vulnerability in Beyondcart Connector, classified under Use of Hard-coded Credentials. CVSS score: 9.8/10. Published 2025-09-11.

How severe is CVE-2025-8570?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Is CVE-2025-8570 known to be exploited?

4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Beyondcart Connector

CVE-2025-8570

The BeyondCart Connector plugin for WordPress is vulnerable to Privilege Escalation due to improper JWT secret management and authorization within the determine_current_user filter in versions 1.4.2 through 3.0.1. This makes it possible for unauthenticated attackers to craft valid tokens and assume any user’s identity.

Published 2025-09-11 · last modified 2026-09-30.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.006 (48.7th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 49th percentile — 48.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000

Affected products

Beyondcart Connector — versions 0

Weakness classification (CWE)

CWE-798 — Use of Hard-coded Credentials

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2025-8570?: CVE-2025-8570 is a critical-severity vulnerability in Beyondcart Connector, classified under Use of Hard-coded Credentials. CVSS score: 9.8/10. Published 2025-09-11.
How severe is CVE-2025-8570?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2025-8570 known to be exploited?: 4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.